We present a simple model to illustrate how birthplace diversity may affect team performance. The model assumes that … team performance. To verify this prediction, we exploit self-collected data on the first division of German male soccer … different instrumental variable approaches to identify the effect of birthplace diversity on team performance. Our findings …

may reduce the firm's communication costs with particular segments of customers or yield greater team problem solving … diminishing productivity. Unfortunately, the effect of team diversity on productivity has not been studied formally and there is … little empirical evidence concerning the impact of diversity on productivity. Diversity in ability enhances the team …

We analyze the effect of national diversity on sports team performance. Due to language barriers, we expect the team … different cultures might lead to additional skills within the team. We test our hypothesis on a seasonal individual team basis …. We do not find that national diversity among team members significantly influences a team's performance. However, we find …