Social conditions 9 Economic conditions 5 Politics and government 4 History 3 Civilization 2 Description and travel 2 Foreign economic relations 2 mere ... International economic relations 2 Manners and customs 2 Political activity 2 Social life and customs 2 Student movements 2 Students 2 American influences 1 Balance of trade 1 Chinese 1 Conservation of natural resources 1 Economic policy 1 Ethnology 1 Foreign relations 1 Human geography 1 Human rights 1 Indians of North America 1 International relations 1 Mass media 1 Medicine, Chinese 1 Medicine, Rural 1 Mixed economy 1 Population 1 Rural conditions 1 mindre ...