We analyse interethnic cooperation in an infinitely repeated prisoner’s dilemma when members of one group are unable to target punishment towards individual defectors from the other group. We first show that indiscriminate outgroup punishment may sustain cooperation in this setting. Our main...

This chapter examines socioeconomic inequality in Latin America through the lens of race and ethnicity. We primarily use national census data from the International Public Use Micro Data Sample (IPUMS). Since censuses use inconsistent measures of race and ethnicity, we also draw on two...

What makes diversity unifying in some settings but divisive in others? We examine how the mixing of ethnic groups in German schools affects intergroup cooperation and trust. We leverage the quasi-random assignment of students to classrooms within schools to obtain variation in the type of...