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Early warning systems:
can more be done to avert
economic and financial crises?
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Early warning systems: can more be done to avert economic and financial crises?
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Early warning systems: can more be done to avert economic and financial crises?
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Foreword
This paper is part of a thought leadership series dedicated to helping Australian society and our next
generation of business, political and social leaders remain ‘fit for the future’.
Entitled Early warning systems: can more be done to avert economic and financial crises?, the paper is
the third in our series which contributes broad economic thinking and valuable insights on a range of
business and social issues impacting Australia now and in the future.
As a leader in the Australian accounting profession, the Institute of Chartered Accountants in Australia
(the Institute) strives to influence and shape the public policy agenda. It is in this regard that we have
teamed up with Access Economics to produce this paper.
Early warning systems: can more be done to avert economic and financial crises? broadly sets out the
context for timely warning signals of impending financial crises, and examines how new or unexplored
indicators may help improve our understanding of the stability of the economy. These are considered at
both the macro- and microeconomic levels.
Our aim is to stimulate discussion around how to strengthen our policy settings and regulatory systems
and contribute to the process of improvement in the aftermath of the global financial crisis.
The Institute is pleased to have worked with Access Economics on this paper and I trust that you will
find it both interesting and thought provoking. We will continue to challenge and provoke thinking on
key business issues for the benefit of Australia.




Rachel Grimes FCA
President
The Institute of Chartered Accountants in Australia




                                                                                                             3
Early warning systems: can more be done to avert economic and financial crises?
Contents
Executive summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Macro- and microeconomic indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Bridging the gap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

1           Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

2           Macroeconomic indicators of a crisis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.1 Design methods and issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2.2 Finding the appropriate policy response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3          Microeconomic indicators of a crisis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.1 Financial ratios . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.2 The evolution of the audit committee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3.3 Credit rating agencies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.4 Analysts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.5 Systemic risk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

4           Bridging the gap. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
4.1 An expanded role for auditors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
4.2 Reforming the credit ratings process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
4.3 Collaboration across institutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

5           Addressing barriers to an EWS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
5.1 Proprietary information and company burden . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
5.2 Timely information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
5.3 The cost of collecting new information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

6          Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Appendix A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23


Charts
Chart 1.1: The cost of financial crises . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Figures
Figure 2.1: Past financial crises: triggers and underlying vulnerabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 2.2: Global financial stability map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Tables
Table A.1: Variables commonly use in EWS models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Table A.2: Indicators of corporate distress . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22




                                                                                                                                                                                                                                                   5
Executive summary
Financial crises typically have two components: a trigger                         Considerable obstacles do exist, however, to the
and an underlying vulnerability. Although the trigger and                         achievement of an effective EWS – namely, the need to
timing of a crisis are difficult to predict, the underlying                       protect companies’ proprietary information, the difficulty
vulnerability should be detectable.                                               of providing timely information, and the sheer cost of
This paper sets out the context of financial crises with the                      collecting information.
aim of stimulating discussion on developing an effective
                                                                                  Conclusion
early warning system (EWS). It looks first at macro- and
microeconomic indicators of a crisis (Chapter 2 and 3).                           There is no shortage of indicators of a potential economic
It then makes suggestions for bridging the gap between                            crisis. The problem lies in making the best use of these
these (Chapter 4) and addressing obstacles to achieving                           indicators, and there are a number of ways in which financial
an effective EWS (Chapter 5).                                                     information could be managed to achieve this. But in the
                                                                                  end, gathering information is no substitute for action.
Macro- and microeconomic indicators                                               Having regulators with the independence and courage to
The macroeconomics literature has struggled to produce an                         call a looming disaster and take evasive action is required –
effective EWS. Macroeconomic (whole economy) indicators                           a strong culture of regulatory independence is an essential
commonly associated with crises include low growth in                             aspect of any effective EWS.
Gross Domestic Product (GDP), rapid growth in private
sector debt, and prolonged periods of low interest rates.
Indicators at the microeconomic (individual company) level
may provide useful information that the macroeconomic
indicators fail to capture. Microeconomic indicators include
financial ratios (liquidity, solvency, profitability), audit
committee information, credit ratings, financial analysis
(e.g. trends, forecasts), and measures of systemic risk
(links between companies). However, better information
could be disclosed by corporates to assist regulators’
understanding of the corporate sector’s financial position
and attitude to risk.

Bridging the gap
Both macro- and microeconomic indicators provide important
information, yet there is no defined channel by which these
can be linked to give a broader perspective of potential
crises. Ways in which this could be achieved include:
> Expanding the role of auditors to provide insights on
  the longer-term viability of companies and report on
  the effectiveness of business models used
> Reforming the credit ratings process to encourage
  agencies to undertake broader risk analysis and report
  major financial changes to regulators
> Collaborating across institutions to promote
  information-sharing among governments, regulators
  and others, and to find new sources of information.




Early warning systems: can more be done to avert economic and financial crises?
1 Introduction
Before the Global Financial Crisis (GFC) there were some                         renewed interest in identifying and remedying weaknesses
clear warning signs of impending problems, including                             in the financial system.
bubbles in credit growth and house prices in many                                International institutions such as the Basel Committee on
countries, and there were reputable voices warning of                            Banking Supervision (BCBS) are currently developing reforms
these developments.1 Policy-makers and regulators may not                        to strengthen the resilience of financial institutions in the
have seen these warning signs but were likely putting less                       event of shocks to the economy and financial system:
weight on them, or were wary of intervening in financial
markets because of uncertainty about the effect their
actions might have had. Indeed, some policy experts were                              The BCBS reforms are intended to be forward looking,
                                                                                      making the system more resilient to future crises,
supportive of Alan Greenspan’s approach − that is, leave
                                                                                      whatever their source ... While we cannot with
the market to its own devices and intervene only when                                 certainty predict the source of the next crisis, we
something has gone wrong.                                                             can however lay the groundwork to help mitigate or
The purpose of this paper is to broadly set out the context                           minimise the impact. (Walter 2010)
of EWS, to identify potentially new or unexplored sources
of information, and to stimulate further discussion on                           Policy-makers and regulators would not just rely on new
how to improve our policy settings and regulatory systems.                       regulation to prevent future crises. Regulation is only able to
It is not intended to provide a complete solution – rather,                      address areas of weakness that have already been identified.
to make a contribution to the process of improvement                             However, the financial system is constantly changing;
post-GFC.                                                                        new financial products and increasingly sophisticated
Financial crises occur when there is an underlying weakness                      technologies alter the way in which trade is conducted
in the economy or financial system (IMF 2010). Although                          and the risks that are faced. The need for different or new
the weakness itself does not start the crisis – a trigger event                  regulation will not always be identified or implemented in
is required – the extent and spread of the crisis are results                    time to prevent the emergence of weakness in the financial
of this weakness. The huge cost of the damage caused by                          system. Re-examining early warning signs of financial
the GFC and past crises (Chart 1.1), even if only measured                       distress or an impending crisis is thus essential if authorities
in terms of job losses and increased government debt, has                        are to react early and appropriately. Financial crises are



Chart 1.1: The cost of financial crises
While crises are more common in emerging economies, advanced economies are not immune.

Frequency of crises across countries 1972 – 2007                                   Average cost of banking crises 1970 – 2007

%*                                                                                   % of GDP
 6                                                                                 30

 5

 4                                                                                 20

 3

 2                                                                                 10

 1

 0                                                                                   0
           Banking                 Currency               Debt                               Advanced                Emerging

        Advanced              Emerging                                                     Fiscal cost           Output cost

     * Frequency of crises measured by number of crises episodes
      in per cent of the total number of country years in respective
      group samples.
     Source: Ghosh et al (2009).



1. For example, Bezemer (2009) provides a list of well-known commentators who anticipated the housing bubble bursting and leading to recession, distinguishing
   ‘the lucky shots from insightful predictions’.




                                                                                                                                                                 7
frequent enough for there to be a rich literature on the                          Yet the systemic risk of non-financial companies should
predictive power of various economic and financial variables.                     still be considered. There may also be important signs of
In the wake of the GFC, authorities may be more willing to                        pressure in the economy to be extracted from the activities
consider reacting to such warning signs.                                          and risk-taking behaviour of companies across industries and
This paper aims to collate information and raise questions                        sectors in the economy. The audit committee and auditor
to facilitate discussion on what more can be done to make                         are well positioned to assist in expanding understanding of
improvements to early warning systems. In particular,                             a company’s financial position and attitude to risk, and this
there is a focus on two areas of literatures on early warning                     is explored further in Chapter 5. We also briefly explore in
signals of financial stability: the economic and the financial.                   Chapter 5 the importance of non-financial broad information
In addition to being important sources of information about                       and indicators.
the state of the economy and the financial system, they also                      We turn now to a discussion of potential indicators of a
provide indicators from different perspectives:                                   financial crisis, beginning in Chapter 2 with macroeconomic
> The economic literature explores ‘macro’ or economy-                            indicators – those at the systemic level.
  wide indicators of financial distress and the state of the
  economy. These may not be the most timely indicators
  and may not fully reveal the extent to which the financial
  sector is exposed to unexpected changes in the state of
  the macro economy
> The financial indicators that are, or potentially could be,
  provided by a publicly listed company are valuable for
  understanding some aspects of the financial position of
  that company. However, the financial distress of a single
  company is not sufficient to indicate a financial crisis. This
  depends on the company’s contribution to systemic risk.


     A link between these two areas of literatures could
     improve policy-makers’ understanding and knowledge
     of the stability of the economy. Moreover, there may
     be other sources of information available, or that could
     be made available, to further this knowledge. A list of
     alternative sources could include:
     > Greater company disclosures via the audit
       committee with an expanded role for auditors
     > Greater use of tax information
     > Broader regulation of systemic risk
     > Greater or different collaboration between regulators
       and all the groups involved in the capital market.


As with any change to policy, there are practical
considerations in implementing any of these ideas.
Early warning signals of a financial crisis are usually searched
for in the real economy. However, this may not provide a
timely indication of vulnerability if it occurs on the financial
side of the economy. Although there exist indicators of
corporate distress for individual companies, regulators
mostly focus on the trends in deposit-taking and financial
institutions to inform their broader view of the economy.




Early warning systems: can more be done to avert economic and financial crises?
2 Macroeconomic indicators of a crisis
Typically, an EWS has an empirical structure with indicators                            considerable implications if policies are to be designed,
that contribute to a country’s vulnerability to a future crisis                         implemented and allowed to take effect.
and may forecast the likelihood of a financial crisis. The                              Early warning systems based on macroeconomic indicators
indicators of an EWS could reveal a country’s vulnerability                             have previously focused on banking crises caused by
to a future crisis and forecast the likelihood of a financial                           financial institutions underestimating their exposure to
crisis. The literature has identified indicators using EWS                              economy-wide systemic risk. Borio, Furfine and Lowe (2001)
models based on reduced-form relationships linking a set                                consider the exposure of the banking industry as a whole
of explanatory variables to a financial crisis measure. EWS                             to macroeconomic shocks rather than the exposure of
models differ widely according to the definition of a financial                         individual institutions. Consequently, they do not consider
crisis, the time span over which it may happen, the selection                           indicators for crises caused by counterparty exposure,
of indicators, and the statistical or econometric method used.                          be it actual exposure or perceived exposure.2
In general, they have not been found to work well.
These models are sensitive to changes in specification                                  2.1 Design methods and issues
and definition of variables, and as a result findings vary                              There are two components of a financial crisis: an underlying
substantially across the literature. The design of an EWS                               vulnerability and a trigger (IMF 2010). The trigger determines
requires consideration of how indicators combine − a                                    the timing of the crisis and is difficult to predict − it may
variable may not be an indicator of financial crisis risk by                            be a one-off unexpected event. However, the underlying
itself but would be if observed in conjunction with other                               vulnerability has often been present in the economy for
factors. Moreover, although empirical models of financial                               some time and should be predictable. Figure 2.1 shows
crises are able to identify indicators retrospectively, there                           some examples of past crises and the associated triggers
are doubts about their ability to pre-empt a crisis – this has                          and vulnerabilities.


Figure 2.1: Past financial crises: triggers and underlying vulnerabilities
Crises have been caused by a variety of vulnerabilities and triggers

 Crisis                        Vulnerability                                                            Triggers

 Norway (1988)                  Credit and house price booms, overheating,                              Tightening of monetary policy, collapse of trade
                                thin capitalisation of banks, concentrated loan                         with the Council for Mutual Economic Assistance;
 Finland (1991)                 exposures, domestic lending in foreign currency,                        exchange rate depreciation
                                financial deregulation without strengthening of
 Sweden (1991)                  prudential regulation and supervision; weaknesses
                                in risk management at the individual bank level

 Mexico (1994)                  Government’s short-term external (and foreign-                          Tightening of US monetary policy, political shocks
                                exchange-denominated liabilities)

 Thailand (1997)                Financial and non-financial corporate sector                            Terms of trade deterioration; asset price deflation
                                external liabilities; concentrated exposure of
                                finance companies to property sector

 Indonesia (1997)               Corporate sector external liabilities; concentration                    Contagion from Thailand’s crisis; banking crisis
                                of banking system assets in real estate/property-
                                related lending; high corporate debt-equity ratio

 Turkey (2000)                  Government short-term liabilities; banking system                       Widening current account deficit, real exchange
                                foreign exchange and maturity mismatches                                rate appreciation, terms of trade shock; uncertainty
                                                                                                        about political will of the government to undertake
                                                                                                        reforms in the financial sector

 United States                  Credit and house price boom; weaknesses in                              Collapse of the subprime mortgage market
 (2007)                         financial regulation resulting in a buildup of
                                leverage and mispricing of risk

 Source: Ghosh et al (2009)




2. If agents are unable to distinguish between ‘good’ and ‘bad’ institutions the failure of one institution can result in the failure of others as agents treat the ‘good’
   institutions as if they are about to fail – a self-fulfilling belief.




                                                                                                                                                                             9
The aim of an EWS is to identify indicators that are able                         has been found to be associated with bank crises when low
to provide both a timely predictor of an impending crisis                         (Demirgüc-Kunt & Detragiache 2005). Yet the difficulty with
and minimal false signals. These indicators are selected                          using it as an early warning indicator is that it is not timely.
by examining their historical predictive power. A major                           It is typically released with a one-quarter lag, and by the time
obstacle in this exercise is that the underlying vulnerability                    the slowdown is occurring it may be too late to identify and
in the economy may be a result of a combination of                                correct underlying vulnerabilities in the economy before a
factors, including time- and country-specific factors such                        crisis begins.
as institutional structure, government policy and prevailing                      Rapid growth in private sector debt is one of the few robust
economic sentiment. These differences across countries and                        indicators found in the literature on early warning signs of
time zones may make it difficult to identify suitable warning                     a financial crisis (Borio & Lowe 2002; Kaminsky et al 1997).
signs for future crises based on experience.                                      Increases in the ratio of private sector credit to GDP during
There are also different types of financial crises. Broadly                       pre-crisis periods, along with rapid real credit growth,
speaking, a financial crisis can be categorised as a:                             indicate credit risk accumulation (Davis & Karim 2008)
> Banking crisis – when there is a failure of, or run on, a bank                  and may signal the under-pricing of risk.
> Currency crisis (balance of payments crisis) – when                             Growth in credit stimulates aggregate demand relative
  there is a speculative attack in the foreign exchange                           to potential output, overheating the economy. As inflation
  market causing the value of a currency to rapidly change,                       and interest rates rise, economic activity slows. If this was
  thereby undermining its ability to serve as a medium of                         not taken into account by borrowers, it may leave them
  exchange or a store of value                                                    unmanageably indebted and put the financial stability of
> Wider (real) economic crisis – when there is a recession                        the economy at risk (Hilbers et al 2005).
  or prolonged downturn in economic activity.                                     Prolonged periods of low interest rates may be a leading
                                                                                  indicator of financial crises. During such periods, typically
One type of crisis can lead to another, or they can occur
                                                                                  associated with economic booms, banks may use low-cost
simultaneously; for example, currency and banking crises are
                                                                                  deposit financing to invest heavily in particular sectors which
commonly referred to as the ‘twin crisis’ when they occur
                                                                                  appear profitable and where collateral values are high. The
together. Kaminsky and Reinhart (1999) found that problems
                                                                                  banking industry may be exposed to increased interest rate
in the banking sector typically precede a currency crisis but
                                                                                  risk by investing in higher-risk long-term projects without
that the currency crisis deepens the banking crisis.
                                                                                  correctly pricing the probability of future interest rises.
Early warning systems require indicators with a sufficient                        Positive correlations between real interest rates and banking
lead time. This has been identified as a major obstacle                           crises have been found in numerous studies (e.g. Demirgüc-
in EWS design (Kaminsky & Reinhart 1999). Many                                    Kunt & Detragiache 2005; Kaminsky & Reinhart 1999).
macroeconomic indicators often have a short forecast
                                                                                  Excessive growth in asset prices may indicate a bubble in
horizon, and data is often not available until months after
                                                                                  the asset market. A bubble occurs when rapid growth in
the period it refers to. This is crucial because policy
                                                                                  the price of a class of asset is followed by a sharp fall. The
responses, particularly once the trigger has occurred, take
                                                                                  fall occurs because the asset price growth was not based
time to design, implement and have an effect. For example,
                                                                                  on ‘fundamentals’ − the intrinsic value of the asset − but
a large unexpected expansionary change in monetary policy
                                                                                  on some other factor.
may have some immediate effect as expectations adjust and
sentiment rises, but it will take months before the full effect
of the policy is realised. Likewise, a fiscal stimulus package                       There are a number of theories for the cause of
needs to be designed, receive parliamentary approval and                             bubbles in asset prices:
be implemented – and those receiving funding from the                                > The ‘greater fool’ − people knowingly buy an
package must spend the money for the consequential                                     overvalued asset hoping to sell it to someone else
effect. The aim of an EWS would, therefore, be to identify                             who is also willing to do this
underlying vulnerabilities in the economy and correct them                           > Herding − it is better to act in the same way as
before a crisis is triggered.                                                          your counterparts and eventually lose than appear
                                                                                       to be missing out on gains now
2.1.1 Macroeconomic variables of interest                                            > Extrapolation − price growth should continue as
Variables that are commonly found as predictors in EWS                                 it has done in the past
models are shown in the Appendix (Table A.1). These                                  > Moral hazard − not fully exposed to the risk so
variables are selected for their theoretical appeal. For                               the expected value of the asset to the buyer is
example, Gross Domestic Product (GDP) growth, which is                                 higher that the true expected value.
used widely as an indicator of the health of the economy,




Early warning systems: can more be done to avert economic and financial crises?
The bursting of a bubble typically results in a contraction          Financial soundness indicators (FSIs) were determined
  or slowdown of the economy. This can be due to asset                 through discussions with international agencies and member
  price bubbles fuelling demand through the consumption                countries. In total, 39 FSIs have been agreed on. These are
  of perceived wealth; balance sheets being undermined                 split into core FSIs (those relevant to all countries and which
  with the collapse of the assets value, particularly if there is      are producible given current data collection) and encouraged
  debt secured against it; and confidence being undermined,            FSIs (only included if the country is able to produce the
  resulting in a contraction in activity.                              relevant data). Many of these indicators are financial ratios,
  House price growth in particular is an important indicator           derived from the aggregated balance sheets of individual
  of financial crises. Barrell et al (2010), for example, found        financial companies.
  that this was an important predictor of financial crises in          2.1.3 Proposed new IMF indicators
  countries of the Organisation for Economic Co-operation              A potential solution to some of the problems posed by
  and Development (OECD). Davis (1998) also sights over-               econometric-based EWSs might be found in designing a
  investment in real estate (particularly commercial) as a             system that aims to identify changes in the exposure of the
  well-documented feature of banking crises.                           economy to risk, rather than precisely predict the occurrence
  2.1.2 IMF financial soundness indicators                             of a crisis. The IMF (2010) has recently proposed such a type
  The International Monetary Fund (IMF) uses a composite               of EWS, based on an analysis of six broad types of risk:
  indicator of macroeconomic and prudential indicators of              > Macroeconomic risk
  the soundness of financial institutions (Worrell 2004).              > Credit risk
  These include variables which have:                                  > Market and liquidity risk
  > Direct impact on the balance sheets and profit and loss            > Monetary and financial risk
    of financial institutions − interest rate changes
                                                                       > Risk appetite, and
  > Indirect effect − reduced collateral values or reduced
                                                                       > Emerging market risks.
    ability of borrowers to service their obligations to banks
  > Prudential indicators – of the adequacy of bank capital,           These risks are calculated using a number of indicator
    the quality of bank assets, the efficiency of management,          variables and are combined to form a global financial
    the robustness of earnings, the adequacy of liquidity,             stability map (see Figure 2.2 below).
    and the coverage of market risk (the CAMELS ratios)
  > Measures of exposure to interbank contagion
  > Measures of exposure to contagion from abroad
    (Worrell 2004).


  Figure 2.2: Global financial stability map

                                            Risks                                                          April 2009 GFSR
                 Emerging market risks                 Credit risks
                                                                                                           October 2009 GFSR
                                                                                                           April 2010 GFSR

                                                                                                   Note: Closer to centre signifies less risk,
                                                                                                   tighter monetary and financial conditions,
                                                                                                   or reduced risk appetite.
                                                                                                   Source: IMF (2010)


Macroeconomic                                                               Market and liquidity
         risks                                                              risks




                 Monetary and financial                Risk appetite
                                          Conditions




                                                                                                                                            11
2.2 Finding the appropriate policy response
Empirical tests of EWSs have found that while they are able
to predict financial crises they also lead to a large number of
false predictions. From a policy perspective this is a relevant
issue: policy-makers and regulators need to decide whether
it is worse to fail to respond to vulnerability, or to react to
false signals and try to correct problems that do not exist.
Reacting to false signals is costly. It could be costly to
business in terms of complying with stricter regulation, or
there could be efficiency costs if the operation of markets
is restricted. For example, a policy response that aims
to restrict access to personal credit, because the EWS
incorrectly indicates that credit growth is posing a threat to
stability, would result in fewer people being able to access
credit than is optimal. Formulating a policy response to a
false positive is also costly in terms of the administrative
cost of designing and implementing the policy.
A related question is whether or not monetary policy should
respond to asset price inflation that is potentially a bubble,
for example, in the housing market. Asset price bubbles
are difficult to detect until they have burst. In responding
to bubbles, central banks would need to make a judgment
on whether the growth in asset prices was based on
fundamentals or not. Gruen et al (2003) found that central
bank intervention in a bubble was only optimal if the bubble
was identified in its early stages and if there was less
probability of the bubble bursting of its own accord. Whether
or not monetary policy is able to curb a sustained upward
movement in asset prices driven by excessively low risk
aversion is another question. Borio and Lowe (2002) have
proposed that it can, as long as the central bank is credible
and is able to send a signal to the market that it is concerned
about the state of the economy.
The final question for policy-makers is whether or not
asset price booms and busts are in fact bad for the long-
term growth of the economy. There is a trade-off between
enduring periods of financial instability and exploiting growth
potential, because the reduction of financial constraints
during a boom allows greater investment to occur, potentially
improving growth possibilities in the future.
Having now looked at a number of macroeconomic
indicators, Chapter 3 examines a range of microeconomic
indicators – those at the individual company level.




Early warning systems: can more be done to avert economic and financial crises?
3 Microeconomic indicators of a crisis
Indicators at the individual company level provide important      Moreover, changes in attitudes to risk, and the existence of
information about the resilience of the corporate and financial   businesses with an unsustainable business model, increase
sector to economic shocks. While there are macroeconomic          the vulnerability of the economy to shocks.
indicators of this, an examination of micro-level information
                                                                  A limitation of financial ratios is that they do not capture
may provide important details that the aggregated
                                                                  this business model risk. This type of information is difficult
information fails to capture.
                                                                  to capture using a single metric. Instead it requires either
Much of the micro-level information concerns what                 a comprehensive framework for assessment or substantial
auditors examine when undertaking an audit. An auditor’s          judgment of the information reported, in which case an
understanding of the market places them in a good position        external assessment would be required.
for assessing the risk appetite and risk model of the
companies they audit. Credit ratings agencies are likewise        3.2 The evolution of the audit committee
able to provide an assessment of the systemic exposure of         An independent audit committee is a fundamental component
individual companies.                                             of a sound corporate governance structure. Importantly,
                                                                  it brings together non-executive directors, management,
3.1 Financial ratios                                              external audit, internal audit and advisors.
Financial ratios are useful indicators of a company’s
                                                                  The role of the audit committee has evolved significantly in
performance and financial situation. Ratios can typically be
                                                                  the last 10 years and will continue to evolve. It has moved
calculated from information provided by financial statements.
                                                                  from having a fairly limited function primarily focused
In their seminal research, Altman (1966), Beaver (1968) and
                                                                  on completion of audited financial statements to having
Blum (1969) identified a number of financial variables that
                                                                  a much broader and integrated focus of responsibilities.
were significant predicators of corporate failure. Although
                                                                  Drivers of this evolution include regulatory expectations,
financial indicators are not able to capture everything about
a company, they provide a basis on which to assess some           market expectations, and the ‘better practice’ skills that
of the core requirements for a company to be reasonably           audit committee members and auditors gain through
expected to continue as a going concern. Some of these            working closely together. It is clear, though, that further
indicators are described in greater detail in the Appendix        enhancements can and should be made to the role of the
(Table A.2).                                                      audit committee. For example, an essential element of the
                                                                  audit committee’s role is to interact effectively with the
The three types of indicators identified in the literature        external auditor in order to achieve a quality audit.
are liquidity, solvency and profitability measures:
                                                                  Communication between auditors and the audit committee is
> Liquidity ratios provide information about a company’s
                                                                  important, as is communication between the audit committee
  ability to meet its short-term financial obligations
                                                                  and the company’s stakeholders. There is merit in exploring
> Solvency ratios indicate a company’s ability to pay
                                                                  an enhanced role for the audit committee, including better
  its obligation to creditors and other third parties in
                                                                  disclosures of key information in the annual report, and an
  the long term
                                                                  improved understanding of the role of audit.
> Profitability indicators suggest whether or not a
                                                                  Greater disclosure of key information in the annual report
  company will be able to improve its liquidity and solvency
                                                                  through the audit committee could be achieved by including:
  position. If a company is profitable there is a good chance
  that it will be able to meet its obligations, but if not then   > Indicators of the company’s future financial performance
  it is unlikely that it will be able to continue as a going        (e.g. main assumptions, key sensitivities)
  concern for long.                                               > The components of the company’s business model(s) and
                                                                    significant inherent risks to the success of the model(s)
These types of indicators are often found in companies’
annual reports and are used by shareholders or potential          > Uncertainties and judgments that underlie its set of
shareholders to inform their investment decisions. In terms         financial statements – these are typically the topics
of informing a regulator’s broader view of the economy, at          of greatest discussion between auditors and audit
most the focus would be on deposit-taking and financial             committees and attract the highest degree of audit focus.
institutions rather than the whole of the corporate sector.       These disclosures could substantially add to the value of
However, the behaviour of other types of companies may            key forward-looking information and be a valuable source of
still be informative for regulators. If there is change in the    input into EWSs. The primary challenge, though, will lie in
number of companies not doing well, particularly in the same      aggregating these disclosures at different levels to assist in
sector or industry, it may suggest an impending problem.          broader analysis of EWSs.




                                                                                                                                 13
3.3 Credit rating agencies                                                        In more recent years, some analysts have become more
Credit rating agencies provide ratings to companies that                          engaged with the global financial reporting standard-setters,
want to issue debt, both for the company and the instrument.                      providing input into their deliberations. The Corporate
These ratings are used by investors to evaluate the relative                      Reporting Users’ Forum (CRUF) has developed guiding
risk of different securities. During the recent financial crisis,                 principles on good financial reporting standards.
credit ratings agencies were heavily criticised for rating                        Consideration should be given to whether there is scope
structured products, which were ultimately defaulted on,                          for greater involvement with the analyst community, and
as AAA-rated.                                                                     whether the substantial levels of information they collect
A problem with the current ratings system is agencies                             could assist with EWSs.
providing a company with a poor rating or a downgrade
can result in the so-called ‘death spiral’. The downgrade
                                                                                  3.5 Systemic risk
adversely affects the company’s contracts with financial                          An institution’s systemic risk is the risk it poses to the
institutions, increasing expenses and making it more difficult                    stability of the financial system as a result of its links with
to obtain finance. This in turn can reduce its credit ratings.                    other institutions. During the GFC, a number of large
Debt covenants may be breached if creditworthiness                                companies deemed ‘too big to fail’ were bailed out by
falls below a certain point, with loans due in full and the                       governments (e.g. American International Group, Inc. (AIG)
company unable to refinance. The company may then be                              and Royal Bank of Scotland (RBS)). This has raised the
forced into administration.                                                       question: how should such institutions be regulated in the
                                                                                  future, given their importance in the stability of the economy?
Ratings agencies have a standard process of forming ratings
– they avoid using judgment or information outside of scope.                      Financial institutions have a strong incentive to become
This improves transparency, as companies know how the                             systemically relevant because they have a higher probability
ratings work and are less likely to take legal action against a                   of being bailed out in the case of financial distress. The
negative credit rating. However, this also allows companies                       consequence of this is that institutions will take on more
to modify their behaviour to meet the minimum standard                            risk than is socially optimal because they are able to pass
required to receive their desired credit rating, and this could                   on some of this risk to society instead of bearing it all
result in areas of weakness if the credit rating framework is                     themselves. A number of proposals to mitigate this moral
in any way deficient.                                                             hazard have been proposed, but the ones that have received
                                                                                  the greatest attention are systemic-based capital surcharges.
3.4 Analysts                                                                      The IMF (2010) has outlined two approaches to computing
Analysts perform a range of activities for external and                           such surcharges:
internal clients. They can be classified into different points                    > A standardized approach – regulators assess a
of focus, such as financial or industry, buy-side or sell-side                      capital surcharge based on a rating of systemic risk
institutions, and equity or fixed-income markets. Usually
                                                                                  > A risk-budgeting approach – capital surcharges are
financial analysts study an entire industry, assessing current
                                                                                    determined in relation to an institution’s additional
trends in business practices, products and competition.
                                                                                    contribution to systemic risk and its own probability
They must keep abreast of new regulations or policies that
                                                                                    of distress.
may affect the industry, as well as monitoring the economy
to determine its effect on earnings.                                              One of the difficulties associated with implementing such
Financial analysts use spreadsheet and statistical software                       surcharges is identifying the degree of systemic risk.
packages to analyse financial data, spot trends and develop                       The IMF (2009) outlined four of the most common methods
forecasts. On the basis of their results, they write reports and                  for assessing systemic risk:
make presentations, usually making recommendations to buy                         > The network approach – using direct links in the
or sell a particular investment or security. Financial analysts                     interbank market to track the progression of a credit
in investment banking departments of securities or banking                          event or liquidity squeeze throughout the banking system
firms analyse the future prospects of companies that want                         > The co-risk model – using market data to assess links
to sell shares to the public for the first time.                                    among financial institutions and test the progression of
                                                                                    an extreme event through the system




Early warning systems: can more be done to avert economic and financial crises?
> The distress dependence matrix – examining the
  probability of distress of pairs of institutions, taking into
  account a set of other institutions
> The default intensity model – using historical data on
  defaults to measure the probability of failure of a large
  fraction of financial institutions due to both direct and
  indirect systemic links.

All of these methods rely on the selection of appropriate
institutions for inclusion in the model. However, it is possible
that small institutions may carry large systemic risk. A
potential direction for regulators would be to develop a series
of systemic risk indicators, similar to the concept of FSIs,
and require all institutions to report on these indicators.3
This is, however, easier said than done − it would be
difficult to monitor reporting of indicators and, like all
financial reporting, there is a large amount of professional
interpretation involved. Chapter 4 examines how this may be
attempted, by drawing the together both the macroeconomic
indicators from the previous chapter and the microeconomic
indicators from this chapter.




3. Qualitative assessments of systemic impact are made in APRA’s supervisory framework, using the PAIRS/SOARS system, for the institutions that it regulates.




                                                                                                                                                                15
4 Bridging the gap
The macroeconomic and the microeconomic indicators                                 4.2 Reforming the credit ratings process
discussed in the previous chapters all provide important                           Reforming the credit rating process could potentially provide
information to policy-makers and regulators. However, if                           more accurate information about the risk of a company
the information gaps could be filled there is not an explicit                      or debt instrument. If ratings agencies were required to
channel by which these indicators are linked to form a                             undertake a broader analysis of risk, or report to regulators
broader perspective of the state of the economy.4 This                             changes in the complexity of financial instruments, there
chapter discussed potential new links, while the following                         may be a greater understanding of the stability of financial
chapter outlines some practical considerations.                                    markets. Moreover, credit ratings could be commissioned
                                                                                   on behalf of companies by a single body, such as the
4.1 An expanded role for auditors                                                  Australian Securities Exchange (ASX) in Australia, removing
In 3.2 above there was a discussion of the evolution of the                        the incentive for the credit ratings agency to satisfy the
audit committee function and the potential forward-looking                         expectations of the issuer of the debt in order to secure
disclosures that they could make in the annual report.                             repeat business.
These disclosures could be highly valuable to investors and
stakeholders but will require some form of assurance by the                        4.3 Collaboration across institutions
auditor. This type of function would expand the auditor’s                          There may be scope for government agencies and regulators
current role.                                                                      to share more information or different information. An
The current role of the auditor is focused on the completed                        example might be making use of information collected,
financial statements provided by the Board of Directors and                        or that could be collected, by the Australian Tax Office.
management. The role of audit is primarily guided through                          A sign of the financial distress of a company could be
the framework of auditing standards.                                               changes in the timeliness of its GST or payroll tax payment.
                                                                                   If this information was aggregated, a change overall could
However, auditors are well positioned to provide insights
                                                                                   indicate a weakening of the corporate sector; this could
into disclosures on the longer-term viability of a company.
                                                                                   be done on an industry or sector basis to provide more
In addition to considering whether the specific requirements
                                                                                   detailed information.
of accounting standards are satisfied, auditors could for
example consider whether certain limited objectives behind                         There are other agencies besides government with access
the requirements have been met. This might be achieved                             to large amounts of information about the corporate sector.
by auditors reporting on the audit committee disclosures                           For example, Genworth, an underwriter of mortgages,
on the business model(s) of a company and its risks.                               may have access to information about credit growth and
                                                                                   changing risk profiles. Information collected by search
Much of corporate Australia is audited by one of ‘the big
                                                                                   engines, in particular Google, may become or already be
four’ accounting firms – KPMG, Ernst & Young, PwC and
                                                                                   a valuable source of information about a variety of issues,
Deloitte. These firms have large amounts of information
                                                                                   because Google records information about search terms.
and data on the state of corporate Australia. In the UK,
                                                                                   An example already in use is Google’s ‘flu trends’ (developed
the Financial Services Authority (FSA) and Financial
                                                                                   after Ginsberg et al 2009), which has found that certain
Reporting Council (FRC) (2010) have recommended greater
                                                                                   search terms are good indicators of flu activity in a region.
collaboration between auditors and regulators, with both
                                                                                   Using the frequency of certain search terms, Google is able
parties providing information to each other rather than just
                                                                                   to map flu trends around the world virtually in real time (see
auditors having to report to the regulators. In Australia,
                                                                                   www.google.org/flutrends). By extension, there may be
significant communication already occurs between auditors
                                                                                   information contained in search term databases on consumer
and regulators such as Prudential Standard APS 310 however
                                                                                   expectations, risk appetite and numerous other questions
the merits of expanding two-way dialogues between
                                                                                   that could be useful for regulators.
regulators and auditors could be explored.
                                                                                   Although there are many potentially interesting sources
                                                                                   of information that may be useful, consideration needs to
                                                                                   be given to both collecting and sharing this information.
                                                                                   Chapter 5 looks at these and other practical considerations
                                                                                   in relation to early warning systems.




4. The FSB-IMF (2009) report to the G20 on information gaps that need to be filled recommended better capture of the build up of risk, improving data on
   international financial links, monitoring the vulnerability of economies and communicating of official statistics.




Early warning systems: can more be done to avert economic and financial crises?
5 Addressing obstacles to an effective EWS
Many of the suggestions in Chapter 4 may make sense in                               5.2 Timely information
theory but may be difficult in practice. This chapter considers                      Designing an EWS requires timely information. This is a
aspects of the obstacles lying in the way of developing an                           big problem with macroeconomic data. Once data is
effective EWS.                                                                       collected the signals need to be interpreted correctly.
                                                                                     Many of the early warning signals discussed in Chapter
5.1 Proprietary information and company burden                                       2 need to be considered in the context of the rest of the
A key difficulty with sharing information is that much of it is                      economy. Predicting financial crises requires consideration
proprietary. Even if the information is not proprietary or can                       of the relationship between the variables, which can be
be aggregated to a level so as to maintain confidentiality,                          difficult to process without a model – and designing a
there is little incentive for private companies to provide this                      model that works is yet to be achieved.
information freely to regulators – after all they have borne
                                                                                     In practice, designing an EWS is difficult because statistical
the cost of collecting and collating it. Regulators would
                                                                                     models have proven ineffective, meaning that judgment must
need to be willing to purchase this information, or to compel
                                                                                     be applied when interpreting information. The large amounts
companies to report it.
                                                                                     of information available make this quite difficult. There is a
Another consideration when obtaining information from                                plethora of information at the disposal of decision-makers;
private institutions is whether or not they have the capability                      the problem is that they do not necessarily know what they
to collect and collate information that would be relevant to                         should be looking for.
regulators. If new training is required or collection is a large
                                                                                     The qualitative information that auditors have at their
burden on business operations, private institutions will want
                                                                                     disposal as a profession might be very useful to regulators.
to be compensated. One way of decreasing the burden on
                                                                                     However, careful consideration would need to be given to
companies is through more effective use of technology,
                                                                                     how that information can be collated and passed on. While
such as XBRL.
                                                                                     a simple statistical measure such as a Lickert scale might
                                                                                     be employed, this might also remove much of the useful
    eXtensible Business Reporting Language                                           information.5 The conundrum of predicting a crisis is that
    eXtensible Business Reporting Language (XBRL) was                                it is the information we do not know we need that may be
    introduced in Australia in July 2010 as part of the                              the most important for us to receive.
    Standard Business Reporting (SBR) project. XBRL is                               Another potential barrier is whether or not individual auditors
    a language that allows electronic business reporting.
                                                                                     will be able to rate the activities of an individual company
    Its benefits include cost savings and efficiency to
                                                                                     against some sort of perception of ‘normal’. A common
    business because it removes the duplication that
    occurs in providing specialised financial reports to                             problem during crises is that expectations adjust, normalising
    exchanges, regulators and government (Deloitte 2009).                            what would previously have been perceived as excessively
    Instead, a single report is produced electronically from                         risky behaviour. Moreover, an individual auditor only sees
    which these stakeholders are able to easily draw the                             a small portion of the picture. Will they be able to assess
    information that they require.                                                   companies against a central measure without a big
    Although the use of XBRL is still in its infancy, and                            picture view?
    has been introduced to reduce the reporting burdens
    on business, it is expected to rapidly improve the                               5.3 The cost of collecting new information
    timeliness of financial information. As it develops                              Increasing the reporting requirements of companies would
    there may be scope to expand the type of information                             be costly to the company and, therefore, the shareholders.
    that is provided, at a lower cost than would currently
                                                                                     A consideration of whether or not there is support for such
    be possible.
                                                                                     changes would need to be made. Designing a framework for
                                                                                     reporting non-financial information would also require careful
                                                                                     consideration. While aiming to provide a more expansive
                                                                                     picture of the viability of the company, it could easily result
                                                                                     in the company being able to put a positive spin on negative
                                                                                     financial results or further disguise potential weaknesses by
                                                                                     allowing spin to be given greater credibility.




5. A Lickert scale is a method of collating ratings scale answers commonly used in surveys. Respondents are asked to specify their level of agreement to a
   statement on a scale, such as 1 to 5 possibly with verbal interpretations attached to the numbers such as strongly agree for 5 and strongly disagree for 1.
   Each question can be analysed separately or the responses can be combined.




                                                                                                                                                                 17
Broad Based Business Reporting (BBBR), sometimes
described as integrated reporting, is an enhanced reporting
mechanism being implemented by some businesses to
better meet the needs of their key stakeholders. BBBR
demonstrates how a business effectively manages and
uses its limited resources to deliver on its defined strategies.
Analysis of this type of reporting gives investors access
to more relevant information, enabling comparisons between
businesses within industries and across industries, as
well as enabling more informed, forward-looking capital
allocation decisions.
It is clear, globally, that there will be continuing developments
with BBBR, and as the model matures it should be seen
as an important source of information, particularly for
predictive trends and themes. The International Integrated
Reporting Committee (IIRC) was launched in August 2010
to create a globally accepted framework for accounting for
sustainability, a framework which brings together financial,
environmental, social and governance information in a clear,
concise, consistent and comparable format.
As this integrated framework matures it will contain valuable
information not previously available that could be used in
EWSs. There would, however, need to be some form of
assurance on this integrated information.
Organising cross-institutional sharing of information is
administratively costly and time consuming. It may not
result in timely collation of all available information and
coordination of response is not always easy – not every
institution will interpret information in the same way.




Early warning systems: can more be done to avert economic and financial crises?
6 Conclusion
The economics literature has struggled to produce an
effective EWS. This is because statistical models capture
the relationship between indicators and the start date of
the crisis, but are largely unable to identify the factors that
contributed to vulnerability in the economy.
Indicators at the macroeconomic level are plentiful, yet
difficult to integrate in practice. They are also subject
to change, as indicated by the IMF’s proposal for new
financial soundness indicators to keep up with a changing
and increasingly interlinked world economy.
Indicators at the individual company level provide important
information about the resilience of the corporate and financial
sectors to economic shocks, and examination of micro-
level information reveals important detail that aggregated
information fails to capture. Yet here too there is difficulty
in applying information in a timely and reliable way to
predict crises.
There is, however, considerable scope for discussion of
an effective EWS. Better information could be disclosed
by corporates to assist regulators’ understanding of the
corporate sector’s financial position and attitude to risk.
Credit rating agencies are also able to assess the systemic
exposure of individual companies.
Another area worth exploring is the inclusion of prospective
(as opposed to retrospective) information in annual reports.
Companies would be required to report or disclose an
assessment of their business model and potential risks.
Auditors could reflect on this assessment as part of an
expanded audit process. Globally this idea has begun to
achieve some traction already. Furthermore, corporates
may be able to contribute to policy-makers’ and regulators’
understanding of the corporate sector through the disclosure
of key assumptions, judgments and sensitivities underlying
financial statements.
Of course, just gathering information is no substitute for
action. The political will to act in light of persuasive evidence
must be present. Having regulators with the independence
and courage to call a looming disaster and take evasive
action is required if a better EWS model is to be found.
A strong culture of regulatory independence is an essential
aspect of any effective EWS.




                                                                    19
References

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 Journal of Banking and Finance, (8), 171-198.

 Barrell, R, Davis, EP, Karim, D and Liadze, I 2010, Bank regulation, property prices and early warning systems for banking
 crises in OECD countries, NIESR Discussion Paper No 330.

 Beaver, W 1966, ‘Financial ratios as predictors of failure’, Empirical Research in Accounting: Selected Studies,
 supplement to Journal of Accounting Research, (4):71-127.

 Bezemer DJ 2009, ‘No One Saw This Coming’: Understanding Financial Crisis Through Accounting Models,
 Munich Personal RePEc Archive Paper No. 15892.

 Borio, C and Lowe, P2002, Asset prices, financial and monetary stability: exploring the nexus,
 BIS Working Papers No 114, Monetary and Economic Department, Bank for International Settlements.

 Borio, C, Furfine, C and Lowe, P 2001, Procyclicality of the financial system and financial stability: issues and policy options,
 BIS Papers No 1.

 Blum, M 1974, ‘Failing Company Discriminant Analysis’, Journal of Accounting Research, Spring, pp.1-25.

 Davis, EP 1998, Financial data needs for macroprudential surveillance – what are the key risks to financial stability?,
 Handbooks in Central Banking Lecture Series No 2, http://www.bankofengland.co.uk/education/ccbs/ls/pdf/lshb02.pdf,
 accessed 20 October 2010.

 Davis, EP and Karim, D 2008, Comparing early warning systems for banking crises, Journal of Financial Stability, 4(2):89:120.

 Deloitte 2009, eXtensible Business Reporting Language: moving to a global standard for electronic business reporting,
 http://www.deloitte.com/assets/Dcom-UnitedStates/Local%20Assets/Documents/us_assurance_XBRL%20Moving%20to%20
 a%20Global%20Standard040809.pdf, accessed 11 November 2010.

 Demirgüç-Kunt, A and Detragiach, E 2005, Cross-country empirical studies of systemic bank distress: a survey,
 International Monetary Fund Working Paper, WP/05/96.

 Financial Services Authority & Financial Reporting Council 2010, Enhancing the auditor’s contribution to prudential regulation,
 Discussion paper 10/3.

 Ghosh, A, Ostry, J, Tamirisa, N 2009, Anticipating the next crisis: what can early warning systems expect to deliver?,
 Finance & Development, 46(3): 35-37.

 Gruen, D, Plumb, M and Stone, A 2003, How should monetary policy respond to asset-price bubbles?,
 Reserve Bank of Australia, Research Discussion Paper, RDP 2003-11.

 Hilbers, P, Otker-Robe, I, Pazarbasioglu, C and Johnsen, G 2005, Assessing and managing rapid credit growth
 and the role of supervisory and prudential policies, International Monetary Fund Working Paper No WP/05/151.

 IMF 2010, The IMF-FSB early warning exercise: design and methodological toolkit, International Monetary Fund.

 IMF 2009, Global Financial Stability Report: responding to the financial crisis and measuring systemic risks,
 International Monetary Fund.

 IMF 2004, Compilation guide on financial soundness indicators,
 http://www.imf.org/external/np/sta/fsi/eng/2004/guide/index.htm, accessed 13 September 2010.

 IMF-FSB 2009, The Financial Crisis and Information Gaps, Report to the G-20 Finance Ministers and Central Bank Governors.
 International Monetary Fund-Financial Stability Board

 Kaminsky, G, Lizondo, S and Reinhart, C, 1997, Leading indicators of currency crises,
 Policy Research Working Paper Series 1852, The World Bank.

 Kaminsky, G and Reinhart, C 1999, ‘The twin crises: the causes of banking and balance of payments problems’,
 The American Economic Review, 89(3): 473–500.

 The Audit Office of NSW 1994, Appendix 1: Guidelines for Auditors & Managers on Fraud Control,
 http://www.audit.nsw.gov.au/publications/better_practice/1994/fraud_vol2/append.htm, accessed 29 October 2010.

 Walter, S 2010, Basel II and revisions to the capital requirements directive, Bank for International Settlements,
 http://www.bis.org/speeches/sp100503.htm, accessed 29 October 2010.

 Worrell, D 2004, Quantitative assessment of the financial sector: an integrated approach,
 International Monetary Fund Working Paper WP/04/153.


Early warning systems: can more be done to avert economic and financial crises?
Appendix A
Table A.1: Variables commonly use in EWS models

Indicator              Description

Real economy
GDP growth             Reflects the ability of the economy to create wealth and large deviations from trend indicate
                       overheating or unsustainable growth (positive deviations) while negative deviations suggest a
                       slow down.

Inflation              High inflation may signal policy mismanagement, in the form of lax monetary policy or expansionary
                       fiscal policy. It may also indicate asset price inflation, itself an indicator of an asset price bubble,
                       a frequent precursor to a financial crisis.

Government’s fiscal    A high budget deficit relative to GDP be an indicator of policy mismanagement and risk of government
position               default. The size of the deficit will impact on the government’s ability to respond to the crisis, or signs
                       of the crisis, potentially exacerbating the impact.


Corporate
Total debt to equity   Total corporate debt to corporate equity indicates the aggregate leverage of corporations, highlighting
                       the extent to which activities are financed through liabilities rather than own funds (IMF, 2004).
                       Excessively high levels of leverage may signal difficulties in meeting debt obligations.

Net foreign exchange   Excessive borrowing in foreign currency can increase the risks of corporate default. Large currency
exposure               movements — themselves a potential indicator of financial crises — could have a substantial negative
                       impact on the value of debt, assets or the value of a trade.

Corporate defaults     Insolvencies in the corporate sector can signal future problems in the banking sector, if insufficiently
                       provisioned to accommodate the losses resulting from default on loans.


Household sector
Private sector debt    Rapid growth in private sector debt is an indicator of instability in the economy. Growth in credit
                       stimulates aggregate demand relative to potential, overheating the economy.


External sector
Real exchange rate     Adverse movements in exchange rates, whether driven by fundaments such as movement in terms
and commodity prices   of trade or driven by an attack by speculators on a currency can be indicators of an impending
                       financial crisis.

Foreign exchange       The level of foreign exchange reserves held by a government or central bank can be important for
reserves               the ability of a country to resist severe external shocks. With a shortfall of reserves policy makers
                       may be unable to defend the currency. Currency and maturity mismatches have also been associated
                       with financial crisis.

Current account/       Increased international capital mobility tends to be followed by a domestic banking crisis
capital flow           (Reinhart and Rogoff, 2008). A large current account deficit is usually cited as an important
                       indicator of an impending currency crisis because as the current account deficit increases,
                       the economy becomes more vulnerable to a decline in foreign lending.


Financial sector
Interest rates         Positive correlation between real interest rates and banking crises have been found in
                       numerous studies.

Capital adequacy       Liquidity risk is measured by bank cash plus reserves as a proportion of total bank assets;
and liquidity          the lower this ratio the higher the systemic liquidity risk.

                                                                                                                Continued overleaf >




                                                                                                                                     21
Appendix A (continued)

 Indicator                           Description

 Financial markets
 Change in share price               Sudden collapses in equities prices can lead to a chain of events ending in financial crises in some
                                     cases. Households lose wealth and cut back spending leading to lower economic growth and
                                     subsequent job losses. Consumer confidence is hurt by falls in share prices.

 Corporate bond                      Corporate borrowing rates significantly above market rates can signal the loss of confidence by market
 spreads                             participants in the ability of each other to repay loans.

 Market liquidity                    Market liquidity was a key determinant of the most recent financial crisis. With companies hoarding
                                     cash and unwilling to borrow, the problem can be self-fulfilling.

 Volatility                          Periods of substantial volatility can also signal future economic or financial upheaval. Volatility
                                     clustering is an empirical regularity in financial markets. It is a proxy measure of uncertainty.

 Asset price (including              Excessive growth in asset prices may indicate a bubble in the asset market. Bubbles have been
 house price) growth                 associated with many past financial crises.
 Source: Access Economics.




Table A.2: Indicators of corporate distress

 Indicator                           Description

 Liquidity
 Working Capital/                    A measure of the net liquid assets of the company relative to the total capitalisation. This indicates the
 Total Assets                        liquid reserve available to satisfy contingencies and uncertainties. The ratio indicates the short-term
                                     solvency of a business and in determining if a company can pay its current liabilities when due.

 Cash Flow/Total Debt                This ratio provides an indication of a company’s ability to cover total debt with its yearly cash flow
                                     from operations.


 Solvency (financial leverage)
 Market value of                     This ratio shows how much the company’s assets can decline in value before the liabilities exceed the
 equity/book value                   assets and the company becomes insolvent.
 of debt

 Total Debt /                        Provides information about the company’s financial risk by determining how much of the company’s
 Total Assets                        assets have been financed by debt.


 Profitability
 Earnings before                     This is a measure of the productivity of the company’s assets, independent of any tax or leverage
 interest and tax/                   factors. The earning power of its assets is the basis of all profit and this ratio is thus a fundamental
 total assets                        indicator of credit risk.

 Rate of return                      Return on equity measures the rate of return on the ownership interest (shareholders’ equity).
 to common                           It shows how well a company uses investment funds to generate earnings growth and thus measures
 shareholders                        a company’s efficiency at generating profits from every unit of shareholders’ equity.

 Retained earnings                   Retained earnings measures the cumulative profitability of the company over time. It is the total amount
                                     of reinvested earnings and/or losses of a company over its entire life. Retained earnings divided by
                                     total assets measures the leverage of a company and highlights the use of low risk funds (internally
                                     generated funds) versus riskier capital (debt) to grow the business.

 Total asset turnover                Total asset turnover is the ratio of net sales to total assets. It compares the turnover with the assets that
                                     the business has used to generate that turnover indicating the company’s efficiency in generating a profit.

 Net operating margin                A measure of the operating income generated by each dollar of sales, therefore indicating the
                                     profitability of the company.
 Source: Access Economics.




Early warning systems: can more be done to avert economic and financial crises?
Acronyms
Abbreviation/
acronym         Name

APRA            Australian Prudential Regulation Authority

BBBR            Broad Based Business Reporting

BCBS            Basel Committee on Banking Supervision

CAMELS ratio    Capital, Asset Quality, Management, Earnings, Liquidity, and Social Impact of an organization ratio

CRUF            Corporate Reporting Users’ Forum

EWS             Early warning system

FSA             Financial Services Authority

FSB             Financial Stability Board

FSI             Financial Soundness Indicator

GDP             Gross domestic product

GFC             Global Financial Crisis

IMF             International Monetary Fund

IIRC            International Integrated Reporting Committee

OECD            Organisation for Economic and Co-operation and Development

SBR             Standard Business Reporting

XBRL            eXtensible Business Reporting Language




                                                                                                                      23
Contact details
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Canberra                                                     National Office
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Phone    +61 2 6175 2000                                     GPO Box 9985, Sydney, NSW 2001
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                                                             Email     service@ charteredaccountants.com.au
Melbourne VIC 3000
Phone    +61 3 9659 8300                                     charteredaccountants.com.au
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Early warning systems: can more be done to avert economic and financial crises?

  • 1. Early warning systems: can more be done to avert economic and financial crises?
  • 2. Access Economics has a long established reputation for The Institute of Chartered Accountants in Australia (the providing in-depth research and impartial analysis to aid Institute) is the professional body representing Chartered the development of sound public policy. Accountants in Australia. Our reach extends to more Founded in 1988, Access Economics is Australia’s than 67,000 of today’s and tomorrow’s business leaders, premier economic consulting firm, specialising in both representing more than 55,000 Chartered Accountants qualitative and quantitative economic analysis. Access and 12,000 of Australia’s best accounting graduates Economics’ team of highly qualified and experienced currently enrolled in our world-class Chartered Accountants consultants provides expert economic advice to postgraduate program. business, government and industry groups. Our members work in diverse roles across commerce www.accesseconomics.com.au and industry, academia, government and public practice throughout Australia and in 109 countries around the world. We aim to lead the profession by delivering visionary leadership projects, setting the benchmark for the highest ethical, professional and educational standards, and enhancing and promoting the Chartered Accountants brand. We also represent the interests of members to government, industry, academia and the general public by engaging our membership and local and international bodies on public policy, government legislation and regulatory issues. The Institute can leverage advantages for its members as a founding member of the Global Accounting Alliance (GAA), an international accounting coalition formed by the world’s premier accounting bodies. With a membership of over 800,000, the GAA promotes quality professional services, shares information, and collaborates on international accounting issues. Established in 1928, the Institute is constituted by Royal Charter. For further information about the Institute, visit charteredaccountants.com.au Disclaimer This discussion paper presents the opinions and comments of the author and not necessarily those of the Institute of Chartered Accountants in Australia (the Institute) or its members. The contents are for general information only. They are not intended as professional advice – for that you should consult a Chartered Accountant or other suitably qualified professional. The Institute expressly disclaims all liability for any loss or damage arising from reliance upon any information contained in this paper. While every effort has been made to ensure the accuracy of this document and any attachments, the uncertain nature of economic data, forecasting and analysis means that Access Economics Pty Limited is unable to make any warranties in relation to the information contained herein. Access Economics Pty Limited, its employees and agents disclaim liability for any loss or damage which may arise as a consequence of any person relying on the information contained in this document and any attachments. Copyright A person or organisation that acquires or purchases this product from the Institute of Chartered Accountants in Australia may reproduce and amend these documents for their own use or use within their business. Apart from such use, copyright is strictly reserved, and no part of this publication may be reproduced or copied in any form or by any means without the written permission of the Institute of Chartered Accountants in Australia. All information is current as at December 2010 First published February 2011 Published by: The Institute of Chartered Accountants in Australia Address: 33 Erskine Street, Sydney, New South Wales, 2000 Access Economics Suite 1401, Level 14, 68 Pitt Street, Sydney, New South Wales, 2000 Early warning systems: can more be done to avert economic and financial crises? First edition Early warning systems: can more be done to avert economic and financial crises? ISBN: 978-1-921245-79-4 ABN 50 084 642 571 The Institute of Chartered Accountants in Australia Incorporated in Australia Members’ Liability Limited. 1210-10 ABN 82 113 621 361 Access Economics.
  • 3. Foreword This paper is part of a thought leadership series dedicated to helping Australian society and our next generation of business, political and social leaders remain ‘fit for the future’. Entitled Early warning systems: can more be done to avert economic and financial crises?, the paper is the third in our series which contributes broad economic thinking and valuable insights on a range of business and social issues impacting Australia now and in the future. As a leader in the Australian accounting profession, the Institute of Chartered Accountants in Australia (the Institute) strives to influence and shape the public policy agenda. It is in this regard that we have teamed up with Access Economics to produce this paper. Early warning systems: can more be done to avert economic and financial crises? broadly sets out the context for timely warning signals of impending financial crises, and examines how new or unexplored indicators may help improve our understanding of the stability of the economy. These are considered at both the macro- and microeconomic levels. Our aim is to stimulate discussion around how to strengthen our policy settings and regulatory systems and contribute to the process of improvement in the aftermath of the global financial crisis. The Institute is pleased to have worked with Access Economics on this paper and I trust that you will find it both interesting and thought provoking. We will continue to challenge and provoke thinking on key business issues for the benefit of Australia. Rachel Grimes FCA President The Institute of Chartered Accountants in Australia 3
  • 4. Early warning systems: can more be done to avert economic and financial crises?
  • 5. Contents Executive summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Macro- and microeconomic indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Bridging the gap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2 Macroeconomic indicators of a crisis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.1 Design methods and issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.2 Finding the appropriate policy response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 3 Microeconomic indicators of a crisis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 3.1 Financial ratios . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 3.2 The evolution of the audit committee . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 3.3 Credit rating agencies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.4 Analysts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.5 Systemic risk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 4 Bridging the gap. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.1 An expanded role for auditors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.2 Reforming the credit ratings process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.3 Collaboration across institutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 5 Addressing barriers to an EWS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 5.1 Proprietary information and company burden . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 5.2 Timely information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 5.3 The cost of collecting new information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 6 Conclusion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Appendix A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Charts Chart 1.1: The cost of financial crises . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Figures Figure 2.1: Past financial crises: triggers and underlying vulnerabilities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 2.2: Global financial stability map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Tables Table A.1: Variables commonly use in EWS models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Table A.2: Indicators of corporate distress . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 5
  • 6. Executive summary Financial crises typically have two components: a trigger Considerable obstacles do exist, however, to the and an underlying vulnerability. Although the trigger and achievement of an effective EWS – namely, the need to timing of a crisis are difficult to predict, the underlying protect companies’ proprietary information, the difficulty vulnerability should be detectable. of providing timely information, and the sheer cost of This paper sets out the context of financial crises with the collecting information. aim of stimulating discussion on developing an effective Conclusion early warning system (EWS). It looks first at macro- and microeconomic indicators of a crisis (Chapter 2 and 3). There is no shortage of indicators of a potential economic It then makes suggestions for bridging the gap between crisis. The problem lies in making the best use of these these (Chapter 4) and addressing obstacles to achieving indicators, and there are a number of ways in which financial an effective EWS (Chapter 5). information could be managed to achieve this. But in the end, gathering information is no substitute for action. Macro- and microeconomic indicators Having regulators with the independence and courage to The macroeconomics literature has struggled to produce an call a looming disaster and take evasive action is required – effective EWS. Macroeconomic (whole economy) indicators a strong culture of regulatory independence is an essential commonly associated with crises include low growth in aspect of any effective EWS. Gross Domestic Product (GDP), rapid growth in private sector debt, and prolonged periods of low interest rates. Indicators at the microeconomic (individual company) level may provide useful information that the macroeconomic indicators fail to capture. Microeconomic indicators include financial ratios (liquidity, solvency, profitability), audit committee information, credit ratings, financial analysis (e.g. trends, forecasts), and measures of systemic risk (links between companies). However, better information could be disclosed by corporates to assist regulators’ understanding of the corporate sector’s financial position and attitude to risk. Bridging the gap Both macro- and microeconomic indicators provide important information, yet there is no defined channel by which these can be linked to give a broader perspective of potential crises. Ways in which this could be achieved include: > Expanding the role of auditors to provide insights on the longer-term viability of companies and report on the effectiveness of business models used > Reforming the credit ratings process to encourage agencies to undertake broader risk analysis and report major financial changes to regulators > Collaborating across institutions to promote information-sharing among governments, regulators and others, and to find new sources of information. Early warning systems: can more be done to avert economic and financial crises?
  • 7. 1 Introduction Before the Global Financial Crisis (GFC) there were some renewed interest in identifying and remedying weaknesses clear warning signs of impending problems, including in the financial system. bubbles in credit growth and house prices in many International institutions such as the Basel Committee on countries, and there were reputable voices warning of Banking Supervision (BCBS) are currently developing reforms these developments.1 Policy-makers and regulators may not to strengthen the resilience of financial institutions in the have seen these warning signs but were likely putting less event of shocks to the economy and financial system: weight on them, or were wary of intervening in financial markets because of uncertainty about the effect their actions might have had. Indeed, some policy experts were The BCBS reforms are intended to be forward looking, making the system more resilient to future crises, supportive of Alan Greenspan’s approach − that is, leave whatever their source ... While we cannot with the market to its own devices and intervene only when certainty predict the source of the next crisis, we something has gone wrong. can however lay the groundwork to help mitigate or The purpose of this paper is to broadly set out the context minimise the impact. (Walter 2010) of EWS, to identify potentially new or unexplored sources of information, and to stimulate further discussion on Policy-makers and regulators would not just rely on new how to improve our policy settings and regulatory systems. regulation to prevent future crises. Regulation is only able to It is not intended to provide a complete solution – rather, address areas of weakness that have already been identified. to make a contribution to the process of improvement However, the financial system is constantly changing; post-GFC. new financial products and increasingly sophisticated Financial crises occur when there is an underlying weakness technologies alter the way in which trade is conducted in the economy or financial system (IMF 2010). Although and the risks that are faced. The need for different or new the weakness itself does not start the crisis – a trigger event regulation will not always be identified or implemented in is required – the extent and spread of the crisis are results time to prevent the emergence of weakness in the financial of this weakness. The huge cost of the damage caused by system. Re-examining early warning signs of financial the GFC and past crises (Chart 1.1), even if only measured distress or an impending crisis is thus essential if authorities in terms of job losses and increased government debt, has are to react early and appropriately. Financial crises are Chart 1.1: The cost of financial crises While crises are more common in emerging economies, advanced economies are not immune. Frequency of crises across countries 1972 – 2007 Average cost of banking crises 1970 – 2007 %* % of GDP 6 30 5 4 20 3 2 10 1 0 0 Banking Currency Debt Advanced Emerging Advanced Emerging Fiscal cost Output cost * Frequency of crises measured by number of crises episodes in per cent of the total number of country years in respective group samples. Source: Ghosh et al (2009). 1. For example, Bezemer (2009) provides a list of well-known commentators who anticipated the housing bubble bursting and leading to recession, distinguishing ‘the lucky shots from insightful predictions’. 7
  • 8. frequent enough for there to be a rich literature on the Yet the systemic risk of non-financial companies should predictive power of various economic and financial variables. still be considered. There may also be important signs of In the wake of the GFC, authorities may be more willing to pressure in the economy to be extracted from the activities consider reacting to such warning signs. and risk-taking behaviour of companies across industries and This paper aims to collate information and raise questions sectors in the economy. The audit committee and auditor to facilitate discussion on what more can be done to make are well positioned to assist in expanding understanding of improvements to early warning systems. In particular, a company’s financial position and attitude to risk, and this there is a focus on two areas of literatures on early warning is explored further in Chapter 5. We also briefly explore in signals of financial stability: the economic and the financial. Chapter 5 the importance of non-financial broad information In addition to being important sources of information about and indicators. the state of the economy and the financial system, they also We turn now to a discussion of potential indicators of a provide indicators from different perspectives: financial crisis, beginning in Chapter 2 with macroeconomic > The economic literature explores ‘macro’ or economy- indicators – those at the systemic level. wide indicators of financial distress and the state of the economy. These may not be the most timely indicators and may not fully reveal the extent to which the financial sector is exposed to unexpected changes in the state of the macro economy > The financial indicators that are, or potentially could be, provided by a publicly listed company are valuable for understanding some aspects of the financial position of that company. However, the financial distress of a single company is not sufficient to indicate a financial crisis. This depends on the company’s contribution to systemic risk. A link between these two areas of literatures could improve policy-makers’ understanding and knowledge of the stability of the economy. Moreover, there may be other sources of information available, or that could be made available, to further this knowledge. A list of alternative sources could include: > Greater company disclosures via the audit committee with an expanded role for auditors > Greater use of tax information > Broader regulation of systemic risk > Greater or different collaboration between regulators and all the groups involved in the capital market. As with any change to policy, there are practical considerations in implementing any of these ideas. Early warning signals of a financial crisis are usually searched for in the real economy. However, this may not provide a timely indication of vulnerability if it occurs on the financial side of the economy. Although there exist indicators of corporate distress for individual companies, regulators mostly focus on the trends in deposit-taking and financial institutions to inform their broader view of the economy. Early warning systems: can more be done to avert economic and financial crises?
  • 9. 2 Macroeconomic indicators of a crisis Typically, an EWS has an empirical structure with indicators considerable implications if policies are to be designed, that contribute to a country’s vulnerability to a future crisis implemented and allowed to take effect. and may forecast the likelihood of a financial crisis. The Early warning systems based on macroeconomic indicators indicators of an EWS could reveal a country’s vulnerability have previously focused on banking crises caused by to a future crisis and forecast the likelihood of a financial financial institutions underestimating their exposure to crisis. The literature has identified indicators using EWS economy-wide systemic risk. Borio, Furfine and Lowe (2001) models based on reduced-form relationships linking a set consider the exposure of the banking industry as a whole of explanatory variables to a financial crisis measure. EWS to macroeconomic shocks rather than the exposure of models differ widely according to the definition of a financial individual institutions. Consequently, they do not consider crisis, the time span over which it may happen, the selection indicators for crises caused by counterparty exposure, of indicators, and the statistical or econometric method used. be it actual exposure or perceived exposure.2 In general, they have not been found to work well. These models are sensitive to changes in specification 2.1 Design methods and issues and definition of variables, and as a result findings vary There are two components of a financial crisis: an underlying substantially across the literature. The design of an EWS vulnerability and a trigger (IMF 2010). The trigger determines requires consideration of how indicators combine − a the timing of the crisis and is difficult to predict − it may variable may not be an indicator of financial crisis risk by be a one-off unexpected event. However, the underlying itself but would be if observed in conjunction with other vulnerability has often been present in the economy for factors. Moreover, although empirical models of financial some time and should be predictable. Figure 2.1 shows crises are able to identify indicators retrospectively, there some examples of past crises and the associated triggers are doubts about their ability to pre-empt a crisis – this has and vulnerabilities. Figure 2.1: Past financial crises: triggers and underlying vulnerabilities Crises have been caused by a variety of vulnerabilities and triggers Crisis Vulnerability Triggers Norway (1988) Credit and house price booms, overheating, Tightening of monetary policy, collapse of trade thin capitalisation of banks, concentrated loan with the Council for Mutual Economic Assistance; Finland (1991) exposures, domestic lending in foreign currency, exchange rate depreciation financial deregulation without strengthening of Sweden (1991) prudential regulation and supervision; weaknesses in risk management at the individual bank level Mexico (1994) Government’s short-term external (and foreign- Tightening of US monetary policy, political shocks exchange-denominated liabilities) Thailand (1997) Financial and non-financial corporate sector Terms of trade deterioration; asset price deflation external liabilities; concentrated exposure of finance companies to property sector Indonesia (1997) Corporate sector external liabilities; concentration Contagion from Thailand’s crisis; banking crisis of banking system assets in real estate/property- related lending; high corporate debt-equity ratio Turkey (2000) Government short-term liabilities; banking system Widening current account deficit, real exchange foreign exchange and maturity mismatches rate appreciation, terms of trade shock; uncertainty about political will of the government to undertake reforms in the financial sector United States Credit and house price boom; weaknesses in Collapse of the subprime mortgage market (2007) financial regulation resulting in a buildup of leverage and mispricing of risk Source: Ghosh et al (2009) 2. If agents are unable to distinguish between ‘good’ and ‘bad’ institutions the failure of one institution can result in the failure of others as agents treat the ‘good’ institutions as if they are about to fail – a self-fulfilling belief. 9
  • 10. The aim of an EWS is to identify indicators that are able has been found to be associated with bank crises when low to provide both a timely predictor of an impending crisis (Demirgüc-Kunt & Detragiache 2005). Yet the difficulty with and minimal false signals. These indicators are selected using it as an early warning indicator is that it is not timely. by examining their historical predictive power. A major It is typically released with a one-quarter lag, and by the time obstacle in this exercise is that the underlying vulnerability the slowdown is occurring it may be too late to identify and in the economy may be a result of a combination of correct underlying vulnerabilities in the economy before a factors, including time- and country-specific factors such crisis begins. as institutional structure, government policy and prevailing Rapid growth in private sector debt is one of the few robust economic sentiment. These differences across countries and indicators found in the literature on early warning signs of time zones may make it difficult to identify suitable warning a financial crisis (Borio & Lowe 2002; Kaminsky et al 1997). signs for future crises based on experience. Increases in the ratio of private sector credit to GDP during There are also different types of financial crises. Broadly pre-crisis periods, along with rapid real credit growth, speaking, a financial crisis can be categorised as a: indicate credit risk accumulation (Davis & Karim 2008) > Banking crisis – when there is a failure of, or run on, a bank and may signal the under-pricing of risk. > Currency crisis (balance of payments crisis) – when Growth in credit stimulates aggregate demand relative there is a speculative attack in the foreign exchange to potential output, overheating the economy. As inflation market causing the value of a currency to rapidly change, and interest rates rise, economic activity slows. If this was thereby undermining its ability to serve as a medium of not taken into account by borrowers, it may leave them exchange or a store of value unmanageably indebted and put the financial stability of > Wider (real) economic crisis – when there is a recession the economy at risk (Hilbers et al 2005). or prolonged downturn in economic activity. Prolonged periods of low interest rates may be a leading indicator of financial crises. During such periods, typically One type of crisis can lead to another, or they can occur associated with economic booms, banks may use low-cost simultaneously; for example, currency and banking crises are deposit financing to invest heavily in particular sectors which commonly referred to as the ‘twin crisis’ when they occur appear profitable and where collateral values are high. The together. Kaminsky and Reinhart (1999) found that problems banking industry may be exposed to increased interest rate in the banking sector typically precede a currency crisis but risk by investing in higher-risk long-term projects without that the currency crisis deepens the banking crisis. correctly pricing the probability of future interest rises. Early warning systems require indicators with a sufficient Positive correlations between real interest rates and banking lead time. This has been identified as a major obstacle crises have been found in numerous studies (e.g. Demirgüc- in EWS design (Kaminsky & Reinhart 1999). Many Kunt & Detragiache 2005; Kaminsky & Reinhart 1999). macroeconomic indicators often have a short forecast Excessive growth in asset prices may indicate a bubble in horizon, and data is often not available until months after the asset market. A bubble occurs when rapid growth in the period it refers to. This is crucial because policy the price of a class of asset is followed by a sharp fall. The responses, particularly once the trigger has occurred, take fall occurs because the asset price growth was not based time to design, implement and have an effect. For example, on ‘fundamentals’ − the intrinsic value of the asset − but a large unexpected expansionary change in monetary policy on some other factor. may have some immediate effect as expectations adjust and sentiment rises, but it will take months before the full effect of the policy is realised. Likewise, a fiscal stimulus package There are a number of theories for the cause of needs to be designed, receive parliamentary approval and bubbles in asset prices: be implemented – and those receiving funding from the > The ‘greater fool’ − people knowingly buy an package must spend the money for the consequential overvalued asset hoping to sell it to someone else effect. The aim of an EWS would, therefore, be to identify who is also willing to do this underlying vulnerabilities in the economy and correct them > Herding − it is better to act in the same way as before a crisis is triggered. your counterparts and eventually lose than appear to be missing out on gains now 2.1.1 Macroeconomic variables of interest > Extrapolation − price growth should continue as Variables that are commonly found as predictors in EWS it has done in the past models are shown in the Appendix (Table A.1). These > Moral hazard − not fully exposed to the risk so variables are selected for their theoretical appeal. For the expected value of the asset to the buyer is example, Gross Domestic Product (GDP) growth, which is higher that the true expected value. used widely as an indicator of the health of the economy, Early warning systems: can more be done to avert economic and financial crises?
  • 11. The bursting of a bubble typically results in a contraction Financial soundness indicators (FSIs) were determined or slowdown of the economy. This can be due to asset through discussions with international agencies and member price bubbles fuelling demand through the consumption countries. In total, 39 FSIs have been agreed on. These are of perceived wealth; balance sheets being undermined split into core FSIs (those relevant to all countries and which with the collapse of the assets value, particularly if there is are producible given current data collection) and encouraged debt secured against it; and confidence being undermined, FSIs (only included if the country is able to produce the resulting in a contraction in activity. relevant data). Many of these indicators are financial ratios, House price growth in particular is an important indicator derived from the aggregated balance sheets of individual of financial crises. Barrell et al (2010), for example, found financial companies. that this was an important predictor of financial crises in 2.1.3 Proposed new IMF indicators countries of the Organisation for Economic Co-operation A potential solution to some of the problems posed by and Development (OECD). Davis (1998) also sights over- econometric-based EWSs might be found in designing a investment in real estate (particularly commercial) as a system that aims to identify changes in the exposure of the well-documented feature of banking crises. economy to risk, rather than precisely predict the occurrence 2.1.2 IMF financial soundness indicators of a crisis. The IMF (2010) has recently proposed such a type The International Monetary Fund (IMF) uses a composite of EWS, based on an analysis of six broad types of risk: indicator of macroeconomic and prudential indicators of > Macroeconomic risk the soundness of financial institutions (Worrell 2004). > Credit risk These include variables which have: > Market and liquidity risk > Direct impact on the balance sheets and profit and loss > Monetary and financial risk of financial institutions − interest rate changes > Risk appetite, and > Indirect effect − reduced collateral values or reduced > Emerging market risks. ability of borrowers to service their obligations to banks > Prudential indicators – of the adequacy of bank capital, These risks are calculated using a number of indicator the quality of bank assets, the efficiency of management, variables and are combined to form a global financial the robustness of earnings, the adequacy of liquidity, stability map (see Figure 2.2 below). and the coverage of market risk (the CAMELS ratios) > Measures of exposure to interbank contagion > Measures of exposure to contagion from abroad (Worrell 2004). Figure 2.2: Global financial stability map Risks April 2009 GFSR Emerging market risks Credit risks October 2009 GFSR April 2010 GFSR Note: Closer to centre signifies less risk, tighter monetary and financial conditions, or reduced risk appetite. Source: IMF (2010) Macroeconomic Market and liquidity risks risks Monetary and financial Risk appetite Conditions 11
  • 12. 2.2 Finding the appropriate policy response Empirical tests of EWSs have found that while they are able to predict financial crises they also lead to a large number of false predictions. From a policy perspective this is a relevant issue: policy-makers and regulators need to decide whether it is worse to fail to respond to vulnerability, or to react to false signals and try to correct problems that do not exist. Reacting to false signals is costly. It could be costly to business in terms of complying with stricter regulation, or there could be efficiency costs if the operation of markets is restricted. For example, a policy response that aims to restrict access to personal credit, because the EWS incorrectly indicates that credit growth is posing a threat to stability, would result in fewer people being able to access credit than is optimal. Formulating a policy response to a false positive is also costly in terms of the administrative cost of designing and implementing the policy. A related question is whether or not monetary policy should respond to asset price inflation that is potentially a bubble, for example, in the housing market. Asset price bubbles are difficult to detect until they have burst. In responding to bubbles, central banks would need to make a judgment on whether the growth in asset prices was based on fundamentals or not. Gruen et al (2003) found that central bank intervention in a bubble was only optimal if the bubble was identified in its early stages and if there was less probability of the bubble bursting of its own accord. Whether or not monetary policy is able to curb a sustained upward movement in asset prices driven by excessively low risk aversion is another question. Borio and Lowe (2002) have proposed that it can, as long as the central bank is credible and is able to send a signal to the market that it is concerned about the state of the economy. The final question for policy-makers is whether or not asset price booms and busts are in fact bad for the long- term growth of the economy. There is a trade-off between enduring periods of financial instability and exploiting growth potential, because the reduction of financial constraints during a boom allows greater investment to occur, potentially improving growth possibilities in the future. Having now looked at a number of macroeconomic indicators, Chapter 3 examines a range of microeconomic indicators – those at the individual company level. Early warning systems: can more be done to avert economic and financial crises?
  • 13. 3 Microeconomic indicators of a crisis Indicators at the individual company level provide important Moreover, changes in attitudes to risk, and the existence of information about the resilience of the corporate and financial businesses with an unsustainable business model, increase sector to economic shocks. While there are macroeconomic the vulnerability of the economy to shocks. indicators of this, an examination of micro-level information A limitation of financial ratios is that they do not capture may provide important details that the aggregated this business model risk. This type of information is difficult information fails to capture. to capture using a single metric. Instead it requires either Much of the micro-level information concerns what a comprehensive framework for assessment or substantial auditors examine when undertaking an audit. An auditor’s judgment of the information reported, in which case an understanding of the market places them in a good position external assessment would be required. for assessing the risk appetite and risk model of the companies they audit. Credit ratings agencies are likewise 3.2 The evolution of the audit committee able to provide an assessment of the systemic exposure of An independent audit committee is a fundamental component individual companies. of a sound corporate governance structure. Importantly, it brings together non-executive directors, management, 3.1 Financial ratios external audit, internal audit and advisors. Financial ratios are useful indicators of a company’s The role of the audit committee has evolved significantly in performance and financial situation. Ratios can typically be the last 10 years and will continue to evolve. It has moved calculated from information provided by financial statements. from having a fairly limited function primarily focused In their seminal research, Altman (1966), Beaver (1968) and on completion of audited financial statements to having Blum (1969) identified a number of financial variables that a much broader and integrated focus of responsibilities. were significant predicators of corporate failure. Although Drivers of this evolution include regulatory expectations, financial indicators are not able to capture everything about a company, they provide a basis on which to assess some market expectations, and the ‘better practice’ skills that of the core requirements for a company to be reasonably audit committee members and auditors gain through expected to continue as a going concern. Some of these working closely together. It is clear, though, that further indicators are described in greater detail in the Appendix enhancements can and should be made to the role of the (Table A.2). audit committee. For example, an essential element of the audit committee’s role is to interact effectively with the The three types of indicators identified in the literature external auditor in order to achieve a quality audit. are liquidity, solvency and profitability measures: Communication between auditors and the audit committee is > Liquidity ratios provide information about a company’s important, as is communication between the audit committee ability to meet its short-term financial obligations and the company’s stakeholders. There is merit in exploring > Solvency ratios indicate a company’s ability to pay an enhanced role for the audit committee, including better its obligation to creditors and other third parties in disclosures of key information in the annual report, and an the long term improved understanding of the role of audit. > Profitability indicators suggest whether or not a Greater disclosure of key information in the annual report company will be able to improve its liquidity and solvency through the audit committee could be achieved by including: position. If a company is profitable there is a good chance that it will be able to meet its obligations, but if not then > Indicators of the company’s future financial performance it is unlikely that it will be able to continue as a going (e.g. main assumptions, key sensitivities) concern for long. > The components of the company’s business model(s) and significant inherent risks to the success of the model(s) These types of indicators are often found in companies’ annual reports and are used by shareholders or potential > Uncertainties and judgments that underlie its set of shareholders to inform their investment decisions. In terms financial statements – these are typically the topics of informing a regulator’s broader view of the economy, at of greatest discussion between auditors and audit most the focus would be on deposit-taking and financial committees and attract the highest degree of audit focus. institutions rather than the whole of the corporate sector. These disclosures could substantially add to the value of However, the behaviour of other types of companies may key forward-looking information and be a valuable source of still be informative for regulators. If there is change in the input into EWSs. The primary challenge, though, will lie in number of companies not doing well, particularly in the same aggregating these disclosures at different levels to assist in sector or industry, it may suggest an impending problem. broader analysis of EWSs. 13
  • 14. 3.3 Credit rating agencies In more recent years, some analysts have become more Credit rating agencies provide ratings to companies that engaged with the global financial reporting standard-setters, want to issue debt, both for the company and the instrument. providing input into their deliberations. The Corporate These ratings are used by investors to evaluate the relative Reporting Users’ Forum (CRUF) has developed guiding risk of different securities. During the recent financial crisis, principles on good financial reporting standards. credit ratings agencies were heavily criticised for rating Consideration should be given to whether there is scope structured products, which were ultimately defaulted on, for greater involvement with the analyst community, and as AAA-rated. whether the substantial levels of information they collect A problem with the current ratings system is agencies could assist with EWSs. providing a company with a poor rating or a downgrade can result in the so-called ‘death spiral’. The downgrade 3.5 Systemic risk adversely affects the company’s contracts with financial An institution’s systemic risk is the risk it poses to the institutions, increasing expenses and making it more difficult stability of the financial system as a result of its links with to obtain finance. This in turn can reduce its credit ratings. other institutions. During the GFC, a number of large Debt covenants may be breached if creditworthiness companies deemed ‘too big to fail’ were bailed out by falls below a certain point, with loans due in full and the governments (e.g. American International Group, Inc. (AIG) company unable to refinance. The company may then be and Royal Bank of Scotland (RBS)). This has raised the forced into administration. question: how should such institutions be regulated in the future, given their importance in the stability of the economy? Ratings agencies have a standard process of forming ratings – they avoid using judgment or information outside of scope. Financial institutions have a strong incentive to become This improves transparency, as companies know how the systemically relevant because they have a higher probability ratings work and are less likely to take legal action against a of being bailed out in the case of financial distress. The negative credit rating. However, this also allows companies consequence of this is that institutions will take on more to modify their behaviour to meet the minimum standard risk than is socially optimal because they are able to pass required to receive their desired credit rating, and this could on some of this risk to society instead of bearing it all result in areas of weakness if the credit rating framework is themselves. A number of proposals to mitigate this moral in any way deficient. hazard have been proposed, but the ones that have received the greatest attention are systemic-based capital surcharges. 3.4 Analysts The IMF (2010) has outlined two approaches to computing Analysts perform a range of activities for external and such surcharges: internal clients. They can be classified into different points > A standardized approach – regulators assess a of focus, such as financial or industry, buy-side or sell-side capital surcharge based on a rating of systemic risk institutions, and equity or fixed-income markets. Usually > A risk-budgeting approach – capital surcharges are financial analysts study an entire industry, assessing current determined in relation to an institution’s additional trends in business practices, products and competition. contribution to systemic risk and its own probability They must keep abreast of new regulations or policies that of distress. may affect the industry, as well as monitoring the economy to determine its effect on earnings. One of the difficulties associated with implementing such Financial analysts use spreadsheet and statistical software surcharges is identifying the degree of systemic risk. packages to analyse financial data, spot trends and develop The IMF (2009) outlined four of the most common methods forecasts. On the basis of their results, they write reports and for assessing systemic risk: make presentations, usually making recommendations to buy > The network approach – using direct links in the or sell a particular investment or security. Financial analysts interbank market to track the progression of a credit in investment banking departments of securities or banking event or liquidity squeeze throughout the banking system firms analyse the future prospects of companies that want > The co-risk model – using market data to assess links to sell shares to the public for the first time. among financial institutions and test the progression of an extreme event through the system Early warning systems: can more be done to avert economic and financial crises?
  • 15. > The distress dependence matrix – examining the probability of distress of pairs of institutions, taking into account a set of other institutions > The default intensity model – using historical data on defaults to measure the probability of failure of a large fraction of financial institutions due to both direct and indirect systemic links. All of these methods rely on the selection of appropriate institutions for inclusion in the model. However, it is possible that small institutions may carry large systemic risk. A potential direction for regulators would be to develop a series of systemic risk indicators, similar to the concept of FSIs, and require all institutions to report on these indicators.3 This is, however, easier said than done − it would be difficult to monitor reporting of indicators and, like all financial reporting, there is a large amount of professional interpretation involved. Chapter 4 examines how this may be attempted, by drawing the together both the macroeconomic indicators from the previous chapter and the microeconomic indicators from this chapter. 3. Qualitative assessments of systemic impact are made in APRA’s supervisory framework, using the PAIRS/SOARS system, for the institutions that it regulates. 15
  • 16. 4 Bridging the gap The macroeconomic and the microeconomic indicators 4.2 Reforming the credit ratings process discussed in the previous chapters all provide important Reforming the credit rating process could potentially provide information to policy-makers and regulators. However, if more accurate information about the risk of a company the information gaps could be filled there is not an explicit or debt instrument. If ratings agencies were required to channel by which these indicators are linked to form a undertake a broader analysis of risk, or report to regulators broader perspective of the state of the economy.4 This changes in the complexity of financial instruments, there chapter discussed potential new links, while the following may be a greater understanding of the stability of financial chapter outlines some practical considerations. markets. Moreover, credit ratings could be commissioned on behalf of companies by a single body, such as the 4.1 An expanded role for auditors Australian Securities Exchange (ASX) in Australia, removing In 3.2 above there was a discussion of the evolution of the the incentive for the credit ratings agency to satisfy the audit committee function and the potential forward-looking expectations of the issuer of the debt in order to secure disclosures that they could make in the annual report. repeat business. These disclosures could be highly valuable to investors and stakeholders but will require some form of assurance by the 4.3 Collaboration across institutions auditor. This type of function would expand the auditor’s There may be scope for government agencies and regulators current role. to share more information or different information. An The current role of the auditor is focused on the completed example might be making use of information collected, financial statements provided by the Board of Directors and or that could be collected, by the Australian Tax Office. management. The role of audit is primarily guided through A sign of the financial distress of a company could be the framework of auditing standards. changes in the timeliness of its GST or payroll tax payment. If this information was aggregated, a change overall could However, auditors are well positioned to provide insights indicate a weakening of the corporate sector; this could into disclosures on the longer-term viability of a company. be done on an industry or sector basis to provide more In addition to considering whether the specific requirements detailed information. of accounting standards are satisfied, auditors could for example consider whether certain limited objectives behind There are other agencies besides government with access the requirements have been met. This might be achieved to large amounts of information about the corporate sector. by auditors reporting on the audit committee disclosures For example, Genworth, an underwriter of mortgages, on the business model(s) of a company and its risks. may have access to information about credit growth and changing risk profiles. Information collected by search Much of corporate Australia is audited by one of ‘the big engines, in particular Google, may become or already be four’ accounting firms – KPMG, Ernst & Young, PwC and a valuable source of information about a variety of issues, Deloitte. These firms have large amounts of information because Google records information about search terms. and data on the state of corporate Australia. In the UK, An example already in use is Google’s ‘flu trends’ (developed the Financial Services Authority (FSA) and Financial after Ginsberg et al 2009), which has found that certain Reporting Council (FRC) (2010) have recommended greater search terms are good indicators of flu activity in a region. collaboration between auditors and regulators, with both Using the frequency of certain search terms, Google is able parties providing information to each other rather than just to map flu trends around the world virtually in real time (see auditors having to report to the regulators. In Australia, www.google.org/flutrends). By extension, there may be significant communication already occurs between auditors information contained in search term databases on consumer and regulators such as Prudential Standard APS 310 however expectations, risk appetite and numerous other questions the merits of expanding two-way dialogues between that could be useful for regulators. regulators and auditors could be explored. Although there are many potentially interesting sources of information that may be useful, consideration needs to be given to both collecting and sharing this information. Chapter 5 looks at these and other practical considerations in relation to early warning systems. 4. The FSB-IMF (2009) report to the G20 on information gaps that need to be filled recommended better capture of the build up of risk, improving data on international financial links, monitoring the vulnerability of economies and communicating of official statistics. Early warning systems: can more be done to avert economic and financial crises?
  • 17. 5 Addressing obstacles to an effective EWS Many of the suggestions in Chapter 4 may make sense in 5.2 Timely information theory but may be difficult in practice. This chapter considers Designing an EWS requires timely information. This is a aspects of the obstacles lying in the way of developing an big problem with macroeconomic data. Once data is effective EWS. collected the signals need to be interpreted correctly. Many of the early warning signals discussed in Chapter 5.1 Proprietary information and company burden 2 need to be considered in the context of the rest of the A key difficulty with sharing information is that much of it is economy. Predicting financial crises requires consideration proprietary. Even if the information is not proprietary or can of the relationship between the variables, which can be be aggregated to a level so as to maintain confidentiality, difficult to process without a model – and designing a there is little incentive for private companies to provide this model that works is yet to be achieved. information freely to regulators – after all they have borne In practice, designing an EWS is difficult because statistical the cost of collecting and collating it. Regulators would models have proven ineffective, meaning that judgment must need to be willing to purchase this information, or to compel be applied when interpreting information. The large amounts companies to report it. of information available make this quite difficult. There is a Another consideration when obtaining information from plethora of information at the disposal of decision-makers; private institutions is whether or not they have the capability the problem is that they do not necessarily know what they to collect and collate information that would be relevant to should be looking for. regulators. If new training is required or collection is a large The qualitative information that auditors have at their burden on business operations, private institutions will want disposal as a profession might be very useful to regulators. to be compensated. One way of decreasing the burden on However, careful consideration would need to be given to companies is through more effective use of technology, how that information can be collated and passed on. While such as XBRL. a simple statistical measure such as a Lickert scale might be employed, this might also remove much of the useful eXtensible Business Reporting Language information.5 The conundrum of predicting a crisis is that eXtensible Business Reporting Language (XBRL) was it is the information we do not know we need that may be introduced in Australia in July 2010 as part of the the most important for us to receive. Standard Business Reporting (SBR) project. XBRL is Another potential barrier is whether or not individual auditors a language that allows electronic business reporting. will be able to rate the activities of an individual company Its benefits include cost savings and efficiency to against some sort of perception of ‘normal’. A common business because it removes the duplication that occurs in providing specialised financial reports to problem during crises is that expectations adjust, normalising exchanges, regulators and government (Deloitte 2009). what would previously have been perceived as excessively Instead, a single report is produced electronically from risky behaviour. Moreover, an individual auditor only sees which these stakeholders are able to easily draw the a small portion of the picture. Will they be able to assess information that they require. companies against a central measure without a big Although the use of XBRL is still in its infancy, and picture view? has been introduced to reduce the reporting burdens on business, it is expected to rapidly improve the 5.3 The cost of collecting new information timeliness of financial information. As it develops Increasing the reporting requirements of companies would there may be scope to expand the type of information be costly to the company and, therefore, the shareholders. that is provided, at a lower cost than would currently A consideration of whether or not there is support for such be possible. changes would need to be made. Designing a framework for reporting non-financial information would also require careful consideration. While aiming to provide a more expansive picture of the viability of the company, it could easily result in the company being able to put a positive spin on negative financial results or further disguise potential weaknesses by allowing spin to be given greater credibility. 5. A Lickert scale is a method of collating ratings scale answers commonly used in surveys. Respondents are asked to specify their level of agreement to a statement on a scale, such as 1 to 5 possibly with verbal interpretations attached to the numbers such as strongly agree for 5 and strongly disagree for 1. Each question can be analysed separately or the responses can be combined. 17
  • 18. Broad Based Business Reporting (BBBR), sometimes described as integrated reporting, is an enhanced reporting mechanism being implemented by some businesses to better meet the needs of their key stakeholders. BBBR demonstrates how a business effectively manages and uses its limited resources to deliver on its defined strategies. Analysis of this type of reporting gives investors access to more relevant information, enabling comparisons between businesses within industries and across industries, as well as enabling more informed, forward-looking capital allocation decisions. It is clear, globally, that there will be continuing developments with BBBR, and as the model matures it should be seen as an important source of information, particularly for predictive trends and themes. The International Integrated Reporting Committee (IIRC) was launched in August 2010 to create a globally accepted framework for accounting for sustainability, a framework which brings together financial, environmental, social and governance information in a clear, concise, consistent and comparable format. As this integrated framework matures it will contain valuable information not previously available that could be used in EWSs. There would, however, need to be some form of assurance on this integrated information. Organising cross-institutional sharing of information is administratively costly and time consuming. It may not result in timely collation of all available information and coordination of response is not always easy – not every institution will interpret information in the same way. Early warning systems: can more be done to avert economic and financial crises?
  • 19. 6 Conclusion The economics literature has struggled to produce an effective EWS. This is because statistical models capture the relationship between indicators and the start date of the crisis, but are largely unable to identify the factors that contributed to vulnerability in the economy. Indicators at the macroeconomic level are plentiful, yet difficult to integrate in practice. They are also subject to change, as indicated by the IMF’s proposal for new financial soundness indicators to keep up with a changing and increasingly interlinked world economy. Indicators at the individual company level provide important information about the resilience of the corporate and financial sectors to economic shocks, and examination of micro- level information reveals important detail that aggregated information fails to capture. Yet here too there is difficulty in applying information in a timely and reliable way to predict crises. There is, however, considerable scope for discussion of an effective EWS. Better information could be disclosed by corporates to assist regulators’ understanding of the corporate sector’s financial position and attitude to risk. Credit rating agencies are also able to assess the systemic exposure of individual companies. Another area worth exploring is the inclusion of prospective (as opposed to retrospective) information in annual reports. Companies would be required to report or disclose an assessment of their business model and potential risks. Auditors could reflect on this assessment as part of an expanded audit process. Globally this idea has begun to achieve some traction already. Furthermore, corporates may be able to contribute to policy-makers’ and regulators’ understanding of the corporate sector through the disclosure of key assumptions, judgments and sensitivities underlying financial statements. Of course, just gathering information is no substitute for action. The political will to act in light of persuasive evidence must be present. Having regulators with the independence and courage to call a looming disaster and take evasive action is required if a better EWS model is to be found. A strong culture of regulatory independence is an essential aspect of any effective EWS. 19
  • 20. References Altman, E 1984, ‘The success of business failure prediction models: an international survey’, Journal of Banking and Finance, (8), 171-198. Barrell, R, Davis, EP, Karim, D and Liadze, I 2010, Bank regulation, property prices and early warning systems for banking crises in OECD countries, NIESR Discussion Paper No 330. Beaver, W 1966, ‘Financial ratios as predictors of failure’, Empirical Research in Accounting: Selected Studies, supplement to Journal of Accounting Research, (4):71-127. Bezemer DJ 2009, ‘No One Saw This Coming’: Understanding Financial Crisis Through Accounting Models, Munich Personal RePEc Archive Paper No. 15892. Borio, C and Lowe, P2002, Asset prices, financial and monetary stability: exploring the nexus, BIS Working Papers No 114, Monetary and Economic Department, Bank for International Settlements. Borio, C, Furfine, C and Lowe, P 2001, Procyclicality of the financial system and financial stability: issues and policy options, BIS Papers No 1. Blum, M 1974, ‘Failing Company Discriminant Analysis’, Journal of Accounting Research, Spring, pp.1-25. Davis, EP 1998, Financial data needs for macroprudential surveillance – what are the key risks to financial stability?, Handbooks in Central Banking Lecture Series No 2, http://www.bankofengland.co.uk/education/ccbs/ls/pdf/lshb02.pdf, accessed 20 October 2010. Davis, EP and Karim, D 2008, Comparing early warning systems for banking crises, Journal of Financial Stability, 4(2):89:120. Deloitte 2009, eXtensible Business Reporting Language: moving to a global standard for electronic business reporting, http://www.deloitte.com/assets/Dcom-UnitedStates/Local%20Assets/Documents/us_assurance_XBRL%20Moving%20to%20 a%20Global%20Standard040809.pdf, accessed 11 November 2010. Demirgüç-Kunt, A and Detragiach, E 2005, Cross-country empirical studies of systemic bank distress: a survey, International Monetary Fund Working Paper, WP/05/96. Financial Services Authority & Financial Reporting Council 2010, Enhancing the auditor’s contribution to prudential regulation, Discussion paper 10/3. Ghosh, A, Ostry, J, Tamirisa, N 2009, Anticipating the next crisis: what can early warning systems expect to deliver?, Finance & Development, 46(3): 35-37. Gruen, D, Plumb, M and Stone, A 2003, How should monetary policy respond to asset-price bubbles?, Reserve Bank of Australia, Research Discussion Paper, RDP 2003-11. Hilbers, P, Otker-Robe, I, Pazarbasioglu, C and Johnsen, G 2005, Assessing and managing rapid credit growth and the role of supervisory and prudential policies, International Monetary Fund Working Paper No WP/05/151. IMF 2010, The IMF-FSB early warning exercise: design and methodological toolkit, International Monetary Fund. IMF 2009, Global Financial Stability Report: responding to the financial crisis and measuring systemic risks, International Monetary Fund. IMF 2004, Compilation guide on financial soundness indicators, http://www.imf.org/external/np/sta/fsi/eng/2004/guide/index.htm, accessed 13 September 2010. IMF-FSB 2009, The Financial Crisis and Information Gaps, Report to the G-20 Finance Ministers and Central Bank Governors. International Monetary Fund-Financial Stability Board Kaminsky, G, Lizondo, S and Reinhart, C, 1997, Leading indicators of currency crises, Policy Research Working Paper Series 1852, The World Bank. Kaminsky, G and Reinhart, C 1999, ‘The twin crises: the causes of banking and balance of payments problems’, The American Economic Review, 89(3): 473–500. The Audit Office of NSW 1994, Appendix 1: Guidelines for Auditors & Managers on Fraud Control, http://www.audit.nsw.gov.au/publications/better_practice/1994/fraud_vol2/append.htm, accessed 29 October 2010. Walter, S 2010, Basel II and revisions to the capital requirements directive, Bank for International Settlements, http://www.bis.org/speeches/sp100503.htm, accessed 29 October 2010. Worrell, D 2004, Quantitative assessment of the financial sector: an integrated approach, International Monetary Fund Working Paper WP/04/153. Early warning systems: can more be done to avert economic and financial crises?
  • 21. Appendix A Table A.1: Variables commonly use in EWS models Indicator Description Real economy GDP growth Reflects the ability of the economy to create wealth and large deviations from trend indicate overheating or unsustainable growth (positive deviations) while negative deviations suggest a slow down. Inflation High inflation may signal policy mismanagement, in the form of lax monetary policy or expansionary fiscal policy. It may also indicate asset price inflation, itself an indicator of an asset price bubble, a frequent precursor to a financial crisis. Government’s fiscal A high budget deficit relative to GDP be an indicator of policy mismanagement and risk of government position default. The size of the deficit will impact on the government’s ability to respond to the crisis, or signs of the crisis, potentially exacerbating the impact. Corporate Total debt to equity Total corporate debt to corporate equity indicates the aggregate leverage of corporations, highlighting the extent to which activities are financed through liabilities rather than own funds (IMF, 2004). Excessively high levels of leverage may signal difficulties in meeting debt obligations. Net foreign exchange Excessive borrowing in foreign currency can increase the risks of corporate default. Large currency exposure movements — themselves a potential indicator of financial crises — could have a substantial negative impact on the value of debt, assets or the value of a trade. Corporate defaults Insolvencies in the corporate sector can signal future problems in the banking sector, if insufficiently provisioned to accommodate the losses resulting from default on loans. Household sector Private sector debt Rapid growth in private sector debt is an indicator of instability in the economy. Growth in credit stimulates aggregate demand relative to potential, overheating the economy. External sector Real exchange rate Adverse movements in exchange rates, whether driven by fundaments such as movement in terms and commodity prices of trade or driven by an attack by speculators on a currency can be indicators of an impending financial crisis. Foreign exchange The level of foreign exchange reserves held by a government or central bank can be important for reserves the ability of a country to resist severe external shocks. With a shortfall of reserves policy makers may be unable to defend the currency. Currency and maturity mismatches have also been associated with financial crisis. Current account/ Increased international capital mobility tends to be followed by a domestic banking crisis capital flow (Reinhart and Rogoff, 2008). A large current account deficit is usually cited as an important indicator of an impending currency crisis because as the current account deficit increases, the economy becomes more vulnerable to a decline in foreign lending. Financial sector Interest rates Positive correlation between real interest rates and banking crises have been found in numerous studies. Capital adequacy Liquidity risk is measured by bank cash plus reserves as a proportion of total bank assets; and liquidity the lower this ratio the higher the systemic liquidity risk. Continued overleaf > 21
  • 22. Appendix A (continued) Indicator Description Financial markets Change in share price Sudden collapses in equities prices can lead to a chain of events ending in financial crises in some cases. Households lose wealth and cut back spending leading to lower economic growth and subsequent job losses. Consumer confidence is hurt by falls in share prices. Corporate bond Corporate borrowing rates significantly above market rates can signal the loss of confidence by market spreads participants in the ability of each other to repay loans. Market liquidity Market liquidity was a key determinant of the most recent financial crisis. With companies hoarding cash and unwilling to borrow, the problem can be self-fulfilling. Volatility Periods of substantial volatility can also signal future economic or financial upheaval. Volatility clustering is an empirical regularity in financial markets. It is a proxy measure of uncertainty. Asset price (including Excessive growth in asset prices may indicate a bubble in the asset market. Bubbles have been house price) growth associated with many past financial crises. Source: Access Economics. Table A.2: Indicators of corporate distress Indicator Description Liquidity Working Capital/ A measure of the net liquid assets of the company relative to the total capitalisation. This indicates the Total Assets liquid reserve available to satisfy contingencies and uncertainties. The ratio indicates the short-term solvency of a business and in determining if a company can pay its current liabilities when due. Cash Flow/Total Debt This ratio provides an indication of a company’s ability to cover total debt with its yearly cash flow from operations. Solvency (financial leverage) Market value of This ratio shows how much the company’s assets can decline in value before the liabilities exceed the equity/book value assets and the company becomes insolvent. of debt Total Debt / Provides information about the company’s financial risk by determining how much of the company’s Total Assets assets have been financed by debt. Profitability Earnings before This is a measure of the productivity of the company’s assets, independent of any tax or leverage interest and tax/ factors. The earning power of its assets is the basis of all profit and this ratio is thus a fundamental total assets indicator of credit risk. Rate of return Return on equity measures the rate of return on the ownership interest (shareholders’ equity). to common It shows how well a company uses investment funds to generate earnings growth and thus measures shareholders a company’s efficiency at generating profits from every unit of shareholders’ equity. Retained earnings Retained earnings measures the cumulative profitability of the company over time. It is the total amount of reinvested earnings and/or losses of a company over its entire life. Retained earnings divided by total assets measures the leverage of a company and highlights the use of low risk funds (internally generated funds) versus riskier capital (debt) to grow the business. Total asset turnover Total asset turnover is the ratio of net sales to total assets. It compares the turnover with the assets that the business has used to generate that turnover indicating the company’s efficiency in generating a profit. Net operating margin A measure of the operating income generated by each dollar of sales, therefore indicating the profitability of the company. Source: Access Economics. Early warning systems: can more be done to avert economic and financial crises?
  • 23. Acronyms Abbreviation/ acronym Name APRA Australian Prudential Regulation Authority BBBR Broad Based Business Reporting BCBS Basel Committee on Banking Supervision CAMELS ratio Capital, Asset Quality, Management, Earnings, Liquidity, and Social Impact of an organization ratio CRUF Corporate Reporting Users’ Forum EWS Early warning system FSA Financial Services Authority FSB Financial Stability Board FSI Financial Soundness Indicator GDP Gross domestic product GFC Global Financial Crisis IMF International Monetary Fund IIRC International Integrated Reporting Committee OECD Organisation for Economic and Co-operation and Development SBR Standard Business Reporting XBRL eXtensible Business Reporting Language 23
  • 24. Contact details Access Economics The Institute of Chartered Accountants in Australia Canberra National Office Level 1, 9 Sydney Avenue 33 Erskine Street Barton ACT 2600 Sydney NSW 2000 Phone +61 2 6175 2000 GPO Box 9985, Sydney, NSW 2001 Fax +61 2 6175 2001 Service 1300 137 322 Melbourne Phone +61 2 9290 1344 Fax +61 2 9262 1512 Level 27, 150 Lonsdale Street Email service@ charteredaccountants.com.au Melbourne VIC 3000 Phone +61 3 9659 8300 charteredaccountants.com.au Fax +61 3 9659 8301 Sydney Suite 1401, Level 14 68 Pitt Street Sydney NSW 2000 Phone +61 2 9376 2500 Fax +61 2 9376 2501 www.accesseconomics.com.au Printed on ecoStar – a 100 per cent recycled paper supporting responsible use of forest resources.