Cross-cultural studies 1 Economic conditions -- 1 Ethnocentrism -- 1 Federal government -- 1 International division of labor -- 1 Pluralism (Social sciences) -- 1 Pluralism -- 1 more ... Politics and government 1 Politics and government -- 1 Regional disparities 1 Regional disparities -- 1 Regionalism -- 1 Social change -- 1 Urbanization -- 1 less ...