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...

This paper assesses the impact of immigration to Western Europe on the exposure of native-born workers to economic and health risks created by the COVID-19 pandemic. Using various measures of occupational risks, it first shows that immigrant workers, especially those coming from lower-income...