Period fertility measures:  the construction of different indices and their application to France, 1946-89.
D001723:Birth Rate; D003710:Demography; D019049:Developed Countries; D005060:Europe; D005298:Fertility; D005602:France; D008962:Models, Theoretical; D011153:Population; D011157:Population Dynamics; D012106:Research; D012725:Sexual Behavior; D012942:Social Sciences
Birth Rate; Demographic Factors; Demography; Developed Countries; Europe; Fertility; Fertility Measurements; Fertility Rate; France; Mediterranean Countries; Period Analysis; Population; Population Dynamics; Reproductive Behavior; Research Methodology; Social Sciences; Theoretical Studies; Western Europe