Affirmative action, or positive discrimination favouring the members of marginalized populations, is a key policy approach for addressing group-based inequalities along ethnic, religious, and racial lines (e.g. horizontal inequalities). It is adopted in dozens of countries around the world in...

This paper exploits quasi-random variation in the share of Black students across cohorts within US schools to investigate whether interracial contact in childhood impacts the residential choices of Whites in adulthood. We find that, 20 years after exposure, Whites who had more Black peers of the...