Economic development and population growth.
D000293:Adolescent; D000328:Adult; D000349:Africa; D000367:Age Factors; D001208:Asia; D001723:Birth Rate; D002489:Central America; D002648:Child; D002675:Child, Preschool; D003906:Developing Countries; D004467:Economics; D006801:Humans; D007182:Income; D007223:Infant; D007231:Infant, Newborn; D008017:Life Expectancy; D008875:Middle Aged; D009790:Occupations; D011153:Population; D011156:Population Density; D011157:Population Dynamics; D011158:Population Growth; D012111:Residence Characteristics; D012922:Social Change; D013020:South America