In order to give description and measurement of the factors influencing consumers’ purchasing intention toward online group buying, this study tries to identify and measure the factors from not only economic perspective, e.g. price related factors, but also other perspectives such as network effect, conformity, trust, etc.
4. Online
group
buying
model
4
Redeem
products/services
with
vouchers
Offer
products/services
Ad
Vouchers
Discounts
Suppliers
¨
Group
buying
website
Consumers
Win-‐win
situa6on
¤ Consumers
can
buy
low
price
products
¤ Businesses
can
introduce
products
to
more
customers
¤ Group
buying
website
can
earn
revenue
5. Demand
&
supply
in
Vietnam
5
¨
Target
customers
¤
¤
¤
¤
¨
¨
Frequently
use
Internet
Interested
in
promo6onal
products
Young
(16
–
35
years
old)
Major
ci6es
Demand
Poten6al
customers
¤
¤
¤
¤
Frequently
use
Internet
Rarely
used
online
shopping
Have
shopping
demands
Urban
ci6es
Source:
FTA
report
(2011)
Source:
FTA
report
(2011)
Rate
of
awareness
about
online
group-‐buying
Rate
of
buying
vouchers
17%
56%
71%
48%
No
83%
44%
HCM
¨
Ha
Noi
29%
Da
Nang
52%
Yes
40%
89%
60%
11%
Total
HCM
Ha
Noi
65%
58%
35%
42%
Da
Nang
Total
Supply
¤
¤
¤
100
websites
15
popular
websites
Leading
market:
NhomMua,
HotDeal,
MuaChung,
CungMua
No
Yes
6. Trend
6
Online
group
buying
becomes
a
new
trend
in
shopping
¨ Increase
of
smartphone
usage
¨ Emergence
of
secondary
market
¨ Unless
online
group
buying
websites
make
difference
and
find
out
their
own
way,
it’s
tough
to
gain
market
share
&
be
profitable
¨
8. Problem
statement
8
¨
Consumers’
economic
perspec6ve
¤ Online
group
buying
provides
compe66ve
discounts
¨
Concerns
and
disappointments
¤ Difficul6es
of
usages
¤ Disqualified
quality
of
goods
¤ Delay
of
deliveries
¨
This
study
examines
the
factors
influencing
customers’
purchasing
inten6on
toward
online
group
buying.
¤ Economic,
social,
psychological
perspec6ve
9. Objec6ves
9
To
iden6fy
the
key
factors
influencing
consumers’
purchasing
inten6on
toward
online
group
buying
¨ To
examine
how
these
key
factors
influence
consumers’
purchasing
inten6on
toward
online
group
buying
¨ To
give
recommenda6ons
to
online
group
buying
enterprises
for
improvements
to
increase
opportuni6es
of
purchasing
from
users
¨
11. Proposed
conceptual
model
11
Fishbein
&
Ajzen
(1975,
1980)
Shih-‐Ming
et
al
(2011)
Social
perspec,ve
Conformity
Economic
perspec,ve
Price
sensiXvity
H2
H1a
Price
consciousness
H1b
Network
effect
H1c
H3a
Trust
IntenXon
H3b
A[tude
Psychological
perspec,ve
H3c
SubjecXve
norm
12. Variables
(1)
12
Variables
DefiniXon
Source
Economic
perspec6ve
Price
sensi6vity
Responses
to
changes
or
differences
in
prices
for
products
or
services.
Shih-‐Ming
et
al
(2011)
Price
consciousness
Resistance
to
pay
a
higher
price
for
a
product
or
Shih-‐Ming
et
al
focusing
on
seeking
lower
prices.
(2011)
Network
effect
A
phenomenon
in
which
a
perceived
value
of
a
Shih-‐Ming
et
al
product
or
service
increases
when
more
people
(2011)
use
it.
Social
perspec6ve
Conformity
A
change
in
aktudes,
beliefs,
or
behaviors
to
fit
Shih-‐Ming
et
al
into
group
norms.
(2011)
13. Variables
(2)
13
Variables
DefiniXon
Source
Psychological
perspec6ve
Trust
Confidence
that
an
individual
has
when
the
individual
expects
others
will
do
what
they
expected.
Shih-‐Ming
et
al
(2011)
Aktude
Individual's
beliefs
about
the
behavior
Fishbein
&
Ajzen
(behavioral
beliefs)
and
individual's
beliefs
about
(1975,
1980)
the
outcomes
of
performing
the
behavior
(evalua6on
of
behavioral
outcomes).
Subjec6ve
norm
Individual's
norma6ve
beliefs
and
mo6va6on
to
comply
with
beliefs.
Fishbein
&
Ajzen
(1975,
1980)
Inten6on
Individual's
readiness
to
perform
the
behavior.
Fishbein
&
Ajzen
(1975,
1980)
14. Hypotheses
14
No.
Hypothesis
H1a
Consumers’
price
sensi6vity
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
H1b
Consumers’
price
consciousness
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
H1c
Network
effect
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
H2
Consumers’
conformity
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
H3a
Consumers’
trust
on
the
online
group
buying
website
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
H3b
Consumers’
aktude
about
online
group
buying
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
H3c
Consumers’
subjec6ve
norm
for
online
group
buying
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
15. Qualita6ve
research
15
¨
Focus
group
¤ 9
par6cipants
¤ Loca6on:
Ho
Chi
Minh
City
¤ Age:
20
–
35
¤ Gender:
3
males,
6
females
¤ Occupa6on:
student,
engineer,
secretary,
func6onal
manager
¤ Have
bought
goods/services
by
online
group
buying
¨
Discussion
¤ Share
and
discuss
their
experiences
regarding
to
online
group
buying
¤ Why
they
decide
or
deny
to
purchase
16. Quan6ta6ve
research
16
¨
Target
samples
¤
¤
¤
¤
¤
¨
Ques6onnaire
¤
¤
¤
¨
¨
Gender:
Male
/
Female
Age:
16
–
45
Area:
Ho
Chi
Minh
City
Condi6on:
Have
visited
online
group
buying
websites
Size:
300
Filter
respondents
by
age,
loca6on,
and
condi6on
of
visi6ng
online
group
buying
websites
Get
further
informa6on
about
of
gender,
occupa6on,
and
income
Collect
informa6on
to
measure
the
variables
(Likert
scale)
Convenience
sample
method
Publish
ques6onnaire
on
Google
Drive,
link
was
sent
through
mailing
lists
and
social
network
websites
18. Qualita6ve
research
–
Result
18
¨
Economic
perspec6ve
Have
possibility
to
change
purchase
inten6on
if
recognized
that
price
is
significantly
changed
¤ Have
stronger
inten6on
to
purchase
if
they
saw
that
there
were
more
other
people
are
also
purchasing
or
using
the
same
product
¤ Wouldn’t
purchase
high-‐end
products
or
services
¤
¨
Social
perspec6ve
¤
¨
Searching
for
such
product
was
some
kind
of
hobby
Psychological
perspec6ve
Thought
online
group
buying
is
good
and
useful
¤ Thought
friends’
recommenda6ons
were
trustworthy
¤ Didn’t
have
the
absolute
trust
toward
online
group-‐buying
¤
20. Constructs
descrip6ve
sta6s6cs
20
Rank
Construct
Mean
1
PRS
(Price
sensi6vity)
3.4210
2
PRC
(Price
consciousness)
3.4117
3
TRU
(Trust)
3.4024
4
ATT
(Aktude)
3.4011
5
SUN
(Subjec6ve
norm)
3.3997
6
CON
(Conformity)
3.3971
7
NEE
(Network
effect)
3.3944
PUI
(Purchase
inten6on)
3.3772
21. Regression
analysis
–
Result
21
Model
Summary
Model
R
R
Square
Adjusted
R
Std.
Error
of
Square
the
Es6mate
a
1
.863
.745
.738
.51201780
a.
Predictors:
(Constant),
SUN,
TRU,
PRC,
ATT,
NEE,
CON,
PRS
Coefficientsa
Model
Unstandardized
Standardized
t
Coefficients
Coefficients
B
Std.
Beta
Error
(Constant) -‐5.675E-‐019 .032
.000
PRS
.223 .063
.223 3.523
PRC
.172 .057
.172 3.032
NEE
.127 .061
.127 2.092
CON
.140 .062
.140 2.253
TRU
.008 .061
.008 .129
ATT
.179 .058
.179 3.096
Sig.
1
1.000
.001
.003
.037
.025
.898
.002
.014
The
model
explains
73.8%
of
change
of
dependent
variable
of
purchasing
intenXon
SUN
.133
a.
Dependent
Variable:
PUI
.054
.133 2.480
Trust
on
the
website
(p
>
0.05)
has
no
significant
impact
on
purchasing
intenXon
23. Results
of
hypothesis
tes6ng
23
No.
Hypothesis
p
value
Result
H1a
Consumers’
price
sensi6vity
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
P
<
0.05
Supported
H1b
Consumers’
price
consciousness
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
P
<
0.05
Supported
H1c
Network
effect
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
P
<
0.05
Supported
H2
Consumers’
conformity
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
P
<
0.05
Supported
Consumers’
trust
on
the
online
group
buying
website
is
H3a
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
P
>
0.05
Not
supported
Consumers’
aktude
about
online
group
buying
is
posi6vely
H3b
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.
P
<
0.05
Supported
P
<
0.05
Supported
H3c
Consumers’
subjec6ve
norm
for
online
group
buying
is
posi6vely
associated
with
consumers’
purchasing
inten6on
toward
online
group
buying.