Productivity Returns to Experience in the Teacher Labor Market: Methodological Challenges and New Evidence on Long-Term Career Improvement

This report on the impact of teacher experience on student outcomes bases its findings on a new methodological model designed to limit bias. It finds that teachers experience rapid improvements to productivity in their early teaching years, and continue to increase their ability to improve student outcomes beyond the first five years of their careers. The study also finds that teachers continue to improve late in their careers, particularly in the field of math.