Search theory suggests that early career job changes on balance lead to better matches that benefit both workers and firms, but this may not hold true in teacher labor markets characterized by salary rigidities, barriers to entry, and substantial differences in working conditions that are difficult for institutions to alter. Education policy…

This paper analyzes attrition patterns among teachers in New York City public elementary and middle schools and explores whether teachers who transfer among schools, or leave teaching entirely, are more or less effective than those who remain. We find that the first-year teachers who are less effective in improving student math scores have higher…

A growing body of research confirms the long-held belief of parents, school administrators, and policy makers that teachers are the key component to a good education and that there is substantial variation in teacher quality. This research differs fundamentally from prior work on teachers by focusing directly on differences in student learning…