Empirical research bears out the conventional wisdom that teacher quality is the key schooling resource influencing student achievement, so it is not surprising that policy makers attempt to influence it by regulating admission into the teacher labor market through licensure systems. Most of...

A recent critique of using teachers' test score value-added (TVA) is that teacher quality is multifaceted; some teachers are effective in raising test scores, others are effective in improving long-term outcomes This paper exploits an institutional setting where high school teachers are randomly...

A recent critique of using teachers' test score value-added (TVA) is that teacher quality is multifaceted; some teachers are effective in raising test scores, others are effective in improving long-term outcomes This paper exploits an institutional setting where high school teachers are randomly...