Official counts of the population of a place or ethnic group that sometimes include data relating to economic and social conditions. For reports about the social, economic, health, or other characteristics of a population that are generally based on estimates calculated through sampling techniques see Demographic surveys. For official public records of births, deaths, marriages, divorces, and other life events see Vital statistics.
Here are entered works on the theory that the initial effect of modernization in human societies is a growing margin of births over deaths and an accelerating rate of population growth, and that at a later stage of socioeconomic development the size of the family is reduced by birth control and the birth rate falls, eventually reducing the rate of population growth.
Here are entered works on demography as a branch of learning. This heading may be divided geographically for works on this branch of learning in a specific place. Works on the demographic conditions of particular countries, regions, cities, etc., are entered under the name of the place subdivided by Population. --subdivision Population under names of countries, cities, etc.
