When a girl in the developing world receives seven or more years of education, she marries four years later and has 2.2 fewer children. (United Nations Population Fund, State of World Population 1990.)
An extra year of primary school boosts girls’ eventual wages by 10 to 20 percent. An extra year of secondary school: 15 to 25 percent.(George Psacharopoulos and Harry Anthony Patrinos, “Returns to Investment in Education: A Further Update,” Policy Research Working Paper 2881[Washington, D.C.: World Bank, 2002].)
The Nike and NoVo foundations have announced a combined $100 million investment in the Girl Effect initiative, which works to help adolescent girls in developing countries bring social and economic change to their families, communities, and countries.