mentors. Although assignment of teachers to mentors was non-random, I use instrumental variables and school fixed effects to …, and student achievement. The most consistent finding is that retention within a particular school is higher when a mentor … has previous experience working in that school, suggesting that an important part of mentoring may be the provision of …

implied in earlier research at the elementary and secondary school level, but important outliers exist …

allowing one to address self-selection bias and estimate the causal effect of attending a single-sex school versus a similar … coeducational school. While students (particularly females) with strong expressed preferences for single-sex schools benefit, most …

The time that children spend in school varies across countries. Do these differences explain international gaps in … pupils' academic achievements? In this paper, I estimate the effects of instructional time on students' achievement using … productivity of instructional time is higher in countries which implemented school accountability measures or that gave schools …

variety of school strategies and outcomes. In this paper, we collect unparalleled data on the inner-workings of 35 charter … schools and correlate these data with credible estimates of each school's effectiveness. We find that traditionally collected … teachers with an advanced degree -- are not correlated with school effectiveness. In stark contrast, we show that an index of …

The American Recovery and Reinvestment Act of 2009 (ARRA) targeted substantial School Improvement Grants (SIGs) to the … nation's "persistently lowest achieving" public schools (i.e., up to $2 million per school annually over 3 years) but … required schools accepting these awards to implement a federally prescribed school-reform model. Schools that met the "lowest …

improve students' long-term outcomes. Using school district and tax records for more than one million children, we find that … students assigned to high-VA teachers in primary school are more likely to attend college, earn higher salaries, and are less …