The author explores the effectiveness of the two most-established forms of school choice in the United States--choice among public school districts and the choice between public and private schools. She finds that traditional school choice improves the quality of schooling by increasing...

I identify the effects of class size on student achievement using longitudinal variation in the population associated with each grade in 649 elementary schools. I use variation in class size driven by idiosyncratic variation in the population. I also use discrete jumps in class size that occur...

School finance equalization has probably affected American schools more than any other reform of the last 30 years. Understanding it is a prerequisite for making optimal social investments in human capital. Yet, it is poorly understood. In this paper I explain why: it differs from conventional...