Demographic literature is replete with observations of an inverse relation between certain attributes of modernity and family size (Thompson 1929; Notestein 1945; Coale and Hoover 1958; Leiberman 1980, Srinivasan 1986).
India's efforts to promote family planning have produced a significant increase in the couple protection rate (CPR) which has increased by about 33 percent during the last 22 years-from 10.4 percent in 1970 to 43.5 in 1992.