students from majors in which they have a relative ability advantage, with adverse consequences on academic performance, entry …

-run peer quality improvements within schools, on the same population. While students at schools with higher-achieving peers …

We study how class size and class composition affect the academic and labor market performance of college students, two … assignment of students to teaching classes. We find that a one standard deviation increase in class-size results in a 0 … lower income students. Also, the effects of class composition in terms of gender and ability appear to be inverse U …

As a companion paper to our work on students' application and colleges' admission decisions, we have estimated a joint …

goal of maximizing the academic performance of the lowest ability students. Our assignment algorithm uses peer effects … estimates from the observational data. We find a negative and significant treatment effect for the students we intended to help …. We show that within our "optimal" peer groups, students self-selected into bifurcated sub-groups with social dynamics …

Using longitudinal elementary school teacher and student data, we document that students have larger test score gains … within-teacher variation, we further show that a teacher's students have larger achievement gains in math and reading when …

behavior in higher education. Their existence would motivate much of the restricted supply, student queuing, and selectivity … and institutional competition via merit aid and honors colleges that we see in American higher education; their … (appropriate) non-linearity could justify the resulting stratification of higher education as an efficient way to produce human …

,000 Italian students graduated from high school between 1985 and 2005 and followed through college and in the labor market. We …-Teacher assignment group, shows large variation that we document to be as good as random. We find that male students who attended a high …, male students from high school classes with >90% males ended up with lower probability of graduating altogether, and they …

through which these peer effects operate. We identify as low ability students those who are enrolled at least one year behind … repeaters and regular students. The status of repeaters is mostly determined by first grade; therefore, it is unlikely to have … variation in the proportion of these low ability students across cohorts of middle and high school students in Israel, we find …

. Moreover, students throughout the school test score distribution appear to benefit from higher achieving schoolmates. On the …