-group teaching component (classes or seminars) and on the role of attendance, number of students per class, peers, and tutors. The … empirical analysis is based on longitudinal administrative data from a major undergraduate program where students are allocated … amongst students, even in an institution that imposes rigorous admission criteria and so has little observable heterogeneity …

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 …