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 …

Skilled labor is a key input to the innovation process. A shortage in supply of skilled labor may hence impede … innovation activities, resulting in lower productivity gains. While governments are concerned about these likely negative impacts …, there is only limited empirical evidence whether and to what extent labor shortage affects innovation activities. The paper …