Additional data is available throughout the web.
This is the official site of Compustat. This site provides a number of links focusing on the analysis of the Center for Research in Security Prices data and explanation of statistical analysis using SAS and other programs. This site, created by Patrick Moriarty, provides an indepth list of social science data available around the web. This site, created by Paul Hensel, Joseph Eyerman, and William Reed of Florida State University, provides numerous links to a variety of economic, political, and demographic data sets focusing on cross national research. This site, created by Richard Tucker of Harvard University, provides links to economic, electoral, demographic, currency conversion, and social data.