Can students' rank in the ability distribution of their class impact their academic achievement? We aim to answer this … question using a discontinuity generated by a rule for the distribution of students between classes at a prestigious Brazilian … the best students in the university entrance exam to the group that starts in the first semester, and the other 50 per …

achievement. We exploit random assignment of students to university sections and find that students perform better in the presence … of more persistent peers and more risk-averse peers. In particular, low-persistence students benefit from highly …-persistent peers without devoting additional efforts to studying. However, highly-persistent students are not affected by the …

high school classmates (peers), after controlling for school and teachers fixed effects. We find that male students …

This study examines how exposure to immigrant students affects the academic achievement of native students in the three … immigrant peers. I find that exposure to immigrant children has dissimilar effects on native students' achievements across the … organise their educational systems, have a crucial bearing on how immigrant students affect their peers. …

This paper investigates how high school gender composition affects students' participation in STEM college studies …