We study how two distinct dimensions of peer ethnic diversity (ethnic fractionalization and ethnic polarization) affect … schools, we find evidence for two opposing effects. Ethnic fractionalization increases the likelihood of students sorting into … people-oriented occupations while ethnic polarization reduces this likelihood. Using data on social and cognitive skills, we …

the degree of fractionalization and polarization across ethnic, linguistic, and religious groups in the national … contributed significantly to the frequency, incidence, and onset of both overall and ethnic civil conflict over the last half …-century, accounting for a large set of geographical and institutional correlates of conflict, as well as measures of economic development …

We build a model of conflict in which two groups contest a resource and must decide on the optimal allocation of labor … involved in the conflict by transferring financial resources to its origin country. We find that the diaspora influences the … conflict equilibrium, the two groups of residents prefer to negotiate a peaceful settlement if there exists a sharing rule that …

We model simultaneous inter and within identity-group conflict in two territories connected by cross-territorial spill … higher efficiency of a group in inter-group conflict. We find that inter-group and total conflict move together within a … territory, while within-group conflict and output move in the opposite direction. A unilateral increase in cross-border spill …