unobserved. For instance, in education, academic effort is often proxied by GPA. We propose an alternative approach that … from classical estimates (where effort is approximated) if the network includes isolated students. Applying our approach to … data on high school students in the United States, we find that peer effect estimates relying on GPA as a proxy for effort …

-selected peers affect performance in contrast to randomly assigned ones. We conduct a field experiment in physical education classes … at secondary schools. Students participate in a running task twice: first, the students run alone, then with a peer …

There is a perception among native born parents in the U.S. that the increasing number of immigrant students in schools … though negligible peer effects of Limited English (LE) students on achievement of other students, potential peer effects of … selectivity across time and schools. On average we find no evidence of negative peer effects of LE students on females and white …

-class absences to construct social networks based on students who miss class together. We simulate these networks and use permutation … tests to show that certain students systematically coordinate their absences. Leveraging a parent-information intervention … on student absences, we find spillover effects from treated students onto peers in their network. We show that an optimal …

student interactions outside the classroom - especially in adolescence - may be an important factor in the education …

students in economics. We manipulated the composition of groups to achieve a wide range of support, and assigned students … students of low and medium ability gain on average 0.2 SD units of achievement from switching from ability mixing to three …-way tracking. Their dropout rate is reduced by 15 percentage points (relative to a mean of 0.6). High-ability students are …

university students who we randomly assign to study groups. Our results show that students become more similar to their peers … along several dimensions. Students with more competitive peers become more competitive, students with more open-minded peers … become more open-minded, and students with more conscientious peers become more conscientious. We see no significant effects …

scores, high school GPA, and college-test taking over and above cognitive skills. Exploiting random assignment of students to …

This paper examines how exposure to students identified as gifted (IQ ≥ 130) affects achievement in secondary school …, enrollment in post-compulsory education, and occupational choices. By using student-level administrative data on achievement … combined with psychological examination records, we study the causal impact of gifted students on their classmates in …

a novel large scale field experiment at university, where students are randomized into work groups based on their score …. Further analysis suggests that students exposed to creative peers become more creative, but do not adjust their overall study … effort. This is in line with the idea that creative approaches and questions of peers help students to master the study …