Combining the best features of an annotated bibliography and a high-level encyclopedia, this is a great resource to learn more about a topic and narrow it down.
The GSS is widely regarded as the single best source of data on societal trends. The 1972-2012 GSS has 5,545 variables, time-trends for 2,072 variables, and 268 trends having 20+ data points.
Provides access to statistics and studies gathered by market researchers, trade organizations, scientific publications, and government sources on over 600 industries.
Provides access to statistical information produced by U.S. Federal agencies, States, private organizations, and major intergovernmental organizations.