by Ly-Yun Chang

1. S urvey R esearch D ata A rchive: Current Status and Challenges Ly-Yun Chang Executive Director, Center for Survey Research, RCHSS Research Fellow, Institute of Sociology Academia Sinica Taiwan

2. Outline 1. Introduction 2. Major Activities 3. Challenges

3. High Quality Data Utility SRDA Multi-levels Data Panel Data 1. SRDA Introduction Large-scale Data

5. Current Status of Data Archive Thematic categories Social change, nutrition and health, education, election and democratization Labor force, family income, earnings and productivity Types of data Cross-sectional, panel, quasi-longitudinal Public use data, restricted data, on-site data Record unit Individual, firm, school, town or village (tsun, li) Access

6. Government (Survey) 966 datasets 34.13 GB 145 applicants Government (Census) 25 datasets 13.82 GB Commercial Databanks 9 datasets 3.37 GB Academic (Public) 876 datasets 7.82 GB 2,039 download 2008 Academic (Restricted) 64 datasets 0.88 GB 55 uses Academic (on-site) 3 datasets 0.79 GB 66 uses Membership 1,571 members, including 23 foreign scholars

7. Materials Available for Members R aw data (SPSS,STATA,SAS), codebooks, s tatistical s oftware programs, User’s Guide

9. 2. Major Activities To append or merge panel data To create quasi-longitudinal data from cross-sectional surveys To provide different kinds of search tool on the SRDA website

10. S earch tools on the SRDA website

11. Nesstar (Interactive data exploration online) - A powerful search tool 2 datasets find

12. Nesstar - Provide on-line analysis

13. More Major Activities (Response the User’s Voice) Transpose data structure Calculate weights for population estimation Develop variable naming systems

15. 3. Challenges Government SRDA Users Academic