title: The economics of fertility.
mesh_terms: D004467:Economics / Q000266:history*; D004739:England; D005260:Female; D005298:Fertility; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008297:Male; D011153:Population; D014586:USSR