for just about everything. The trick is to discover what existing data are the best match to the ideal data you need to test the prediction of your model. This guide provides just a sampling of links to data warehouses.
The Statistical Abstract of the United States, published since 1878, is the authoritative and comprehensive summary of statistics on the social, political, and economic organization of the United States. Contains a HUGE number of series—check out the sidebar on this page!
Some BLS data are available only through the homepages of individual programs, rather than from the BLS Databases and Tables page. If you can't find what you are looking for from the BLS main page, visit this homepage of the related program.