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 university. The rule means that in almost 30 per...

The aim of the paper is to analyse immigrants' participation versus non-participation in the regional labour markets and/or in education. For comparison we have followed groups of immigrants by their reason for immigration, like refugees, labor-, family- and education-immigrants and Nordic...

Using a rich data set of primary school students, this paper estimates the effects of immigrant concentration in the classroom on the academic achievement of natives. In contrast with previous contributions, it exploits rare information on age-at-migration to estimate separate spillover effects...