Notes test score impacts for African Americans but not Latinos after three years. Also reveals higher levels of parent satisfaction with private schools and some aspects of the school climate.

Notes test score impacts for African Americans but not Latinos after three years. Also reveals higher levels of parent satisfaction with private schools and some aspects of the school climate.

This article draws on data and experiences observing and analyzing school lotteries from the National Evaluation of Charter School Impacts to describe challenges associated with lottery-based research. It presents evidence on the prevalence of oversubscribed charter middle schools and compares...