Demographic Factors 3 Developing Countries 3 Economic Factors 3 Family And Household 3 Family Life Surveys Family Research 3 Journal Article 3 mehr ... Population 3 Population Dynamics 3 Agricultural Workers 2 Asia 2 Behavior 2 Human Resources 2 Macroeconomic Factors 2 Migration 2 Population Characteristics 2 Rural Population 2 Theoretical Studies 2 Agriculture 1 Anthropology 1 Anthropology, Cultural 1 Birth Rate 1 Blacks 1 Child Worth 1 Contraceptive Availability 1 Decision Making 1 Demographic Analysis 1 Economic Development 1 Employment--men 1 Employment--women 1 weniger ...