Phillips Cutright|Lowell L. Hargens
The threshold hypothesis: evidence from less developed Latin American countries, 1950 to 1980
Indiana University Bloomington|Indiana University Bloomington
historical research among european countries finds large differences level social economic demographic development among countries regions within countries time marital fertility rates began decline traditional high levels research tests threshold hypothesis holds fertility decline traditional high levels threshold levels life expectancy literacy surpassed using pooled regression analysis 1950 1960 1970 1980 crude births rates cbrs 20 less developed latin american countries conjunction 10year lagged measures social economic family planning program development analyses reveal statistically significant effects passing beavers 1975 threshold levels 1950 literacy 1950 life expectancy independent levels lagged literacy lagged life expectancy economic family planning program development well measures control period effects