The most influential investment.
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D001723:Birth Rate; D003710:Demography; D003906:Developing Countries; D004467:Economics; D004522:Educational Status; D005069:Evaluation Studies as Topic; D005298:Fertility; D011153:Population; D011157:Population Dynamics; D012923:Social Class; D012959:Socioeconomic Factors
Critique; Demographic Factors; Developing Countries; Economic Factors; Educational Status--women; Fertility; Fertility Decline; Population; Population Dynamics; Socioeconomic Factors; Socioeconomic Status