Essay on the principle of population

["Population" "Malthusianism" "Bevolking" "Population Growth" "Economie" "Population Dynamics" "Birth control" "Bevo\u0098lkerungswachstum" "Malthusianismus" "Poblaci\u00f3n" "Teor\u00eda" "Estudio sociol\u00f3gico" "Demography" "Economics sociological aspects" "Population Control" "Business & economics" "Economic history"]