Under maintenance by the Census Dissemination Unit, the Census Knowledge Base website contains a wealth of information regarding the UK Census of Population datasets. This page includes a search function, as well as information on new software and data sets.
The General Social Survey (GSS) conducts basic scientific research on the structure and development of American society with a data-collection program designed to both monitor social change within the United States and to compare the United States to other nations.
The International Social Survey Program (ISSP) is a continuing, annual program of cross-national collaboration. By bringing together pre-existing, social science projects and coordinating research goals, ISSP adds a cross-national perspective to individual national studies. Over 25 countries are current ISSP members.
The Panel Study of Income Dynamics (PSID) is a longitudinal survey of a representative sample of U.S. individuals and their respective families. The study has been ongoing since 1968, with data collected annually. PSID data may be used for cross-sectional, longitudinal, and intergenerational analysis, and for studying both individuals and families. This site includes a number of resources, including a data center, downloadable datasets, codebooks, and questionnaires.
The Roper Center for Public Opinion Research, located at the University of Connecticut, is the largest library of public opinion data in the world. The Center's mission focuses on data preservation, access, education, and research. Available at this site are over 10,000 survey files from the Roper Center Library, comprehensive resources of U.S. opinion data, and new data releases.
Databank for China Studies (DCS) DCS was established in 1995 to serve scholars of China worldwide by collecting and disseminating computerized social science data on the People's Republic of China. The aim of the site is to promote data-sharing among the academic community. Currently, DCS has over 20 datasets containing useful socio-economic information on various regions of China.