Jeffrey Miron
How much does school quality vary? Substantially, according to recent research, and in interesting ways:
Greater access to public schools combined with the rise of private schools has significantly increased school choice in low- and middle-income countries over the past 30 years. Many families can now choose between multiple public and private schools in the same village or neighborhood. However, the extent to which schools vary in quality, and to which parents respond to this variation, is unclear.