Economics

Statista provides access to quantitative facts by market sector, encompassing agriculture, finance, and politics, and others. Statista is a statistics portal that integrates thousands of diverse topics of data and facts from a wide range of sources onto a single platform. Sources of information include market research, trade publications, scientific journals, and government databases.

Statistical Abstract of the United States (1878-2012)
Statistical Abstract of the United States provides a collection of statistics on the social, political and economic conditions of the United States.

Sage Data (formerly Data Planet) provides access to statistical data produced by U.S. Federal agencies, States, private organizations, and intergovernmental organizations. It contains charts, maps, views, rankings, time series and tables.

Sections include Population, Work and Welfare, Economic Structure and Performance, Economic Sectors, and Governance and International Relations. Great source of info!