1984 World Bank Report Contemplates "Sterilization Vans", "Camps"

""To complement family planning services and social programs that help to reduce fertility, governments may want to consider financial and other incentives and disincentives as additional ways of encouraging parents to have fewer children. Incentives may be defined as payments given to an individual, couple, or group to delay or limit child-bearing or to use contraceptives. (...). Disincentives are the withholding of social benefits from those whose family size exceeds a desired norm.""