• 30 Economic conditions
• 11 History
• 8 Political planning
• 6 Public policy (Law)
• 6 Social policy
• 5 Power (Social sciences)
• 5 Social classes
• 5 Study and teaching
• 5 Wealth
• 4 Economic aspects
• 4 Macroeconomics
• 4 Public welfare
• 4 Social institutions
• 4 Social service
• 4 Social structure
• 4 Welfare recipients
• 3 Business ethics
• 3 Emigration and immigration
• 3 Human geography
• 3 Urban geography
• 2 Business
• 2 Depressions
• 2 Economic history
• 2 Industrial revolution

• 28 Annenberg Learner (Firm)
• 17 Films for the Humanities & Sciences (Firm)
• 6 Infobase
• 4 Lathika International Film & Entertainment
• 2 A&E Networks (Firm)
• 2 PBS (Firm)
• 1 ABC International
• 1 ABC News Productions
• 1 American Public Television
• 1 Autlook Filmsales GmbH
• 1 CNBC (Television network)
• 1 Cinelan LLC
• 1 Intelligence Squared US (Firm)
• 1 International Center for G
• 1 Java (Firm)
• 1 Kairos-Film (Firm)
• 1 Pathé cinéma (France)
• 1 Prelinger Archives
• 1 Public Affairs Television (Firm)
• 1 Swinging Gate Productions

• 50 English
• 1 Spanish

• 1 America
• 1 Europe
• 1 U.S. states

Limit year range