Do Charter Middle Schools Improve Students' College Outcomes? (Evaluation Brief)

The charter school sector plays an important role in efforts to reform the education system and better serve the nation’s public school students.

Do Charter Middle Schools Improve Students' College Outcomes? (Study Highlights)

Charter schools play an important role in efforts to reform education and better serve the nation’s public school students.

Do Charter Schools Improve Student Achievement?

This article presents findings from a lottery-based study of the impacts of a broad set of 33 charter middle schools across 13 states on student achievement.

Horseshoes, Hand Grenades, and Treatment Effects? Reassessing Bias in Nonexperimental Estimators

Nonexperimental methods, such as regression modeling or statistical matching, produce unbiased estimates if the underlying assumptions hold, but these assumptions are usually not testable.

Do Charter Schools Improve Student Achievement? Evidence from a National Randomized Study

This paper looks at findings from the first national randomized study of the impacts of charter schools on student achievement.

Using Lotteries to Evaluate Schools of Choice: Evidence from a National Study of Charter Schools

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.

The Evaluation of Charter School Impacts

This report provides findings from the largest charter school study of its kind to date to use an experimental design.

The Evaluation of Charter School Impacts (Presentation)