Education, especially for girls, has social and economic benefits for society as a whole. Women earn only one-tenth of the world's income and own less than one percent of property, so households without a male head are at special risk of impoverishment. These women will also be less likely to immunize their children and know how to help them survive. Women who are educated tend to have fewer and healthier children, and these children are more likely to attend school. Higher female education makes women better-informed mothers and hence could