-achieving students and no significant effects among low achievers. Students in top tracking enjoyed multiple advantages, particularly a … concentration of high-performing peers and a very homogeneous classroom, that facilitated the teacher's work and increased students …' effort l evels. Bimodal classes fostered greater effort levels among top students, while teachers induced less competition …

Dictator Game and the Trust Game were conducted in Vietnam's Ho Chi Minh City on two groups of high school students with … different backgrounds, i.e., French bilingual and monolingual (Vietnamese) students. We find strong evidence for the presence of … these two phenomena: our micro-analysis of within- and betweenschool effects show that bilingual students exhibit higher …

-performing third grade students in Colombia, to study whether providing educational support to low-achieving students affects the …-form effect on higher-achieving students as a spillover effect within treated schools. We then estimate a linear-in-means model of … explore several mechanisms, including teachers’ effort, students’ misbehavior, and peer-to-peer interactions. Our findings show …

estimates, while causal, may also reflect peer effects due to differences in peer quality of non-randomized students. We exploit … universal random assignment of students to high schools in certain areas of South Korea to provide estimates of school effects …

-performing third grade students in Colombia, to study whether providing educational support to low-achieving students affects the …-form effect on higher-achieving students as a spillover effect within treated schools. We then estimate a linear-in-means model of …. We explore several mechanisms, including teachers' effort, students' misbehavior, and peer-to-peer interactions. Our …