find that these effects are most pronounced for low performing, free-lunch eligible, Hispanic, and low BMI students. We … also find some improvements in attendance for high achieving students but no impact on grades …

Uniform use in public schools is rising, but we know little about how they affect students. Using a unique dataset from …

Using data from a group incentive program that provides cash bonuses to teachers whose students perform well on … of students within a grade, school and subject, providing substantial variation in group size. We use the share of … students in a grade-subject enrolled in a teacher's classes as a proxy for incentive strength since, as the teacher share …

-effects controls, which is consistent with students choosing majors based on comparative advantage. We do not find statistically …