Differential fertility and economic growth.
D003710:Demography; D004467:Economics; D005298:Fertility; D007182:Income; D008962:Models, Theoretical; D011153:Population; D011157:Population Dynamics; D012106:Research; D012959:Socioeconomic Factors
Demographic Factors; Differential Fertility; Economic Development; Economic Factors; Fertility; Income; Models, Theoretical; Population; Population Dynamics; Research Methodology; Socioeconomic Factors