management team from different departments of the firm whose headquarter is located in Lagos. The study revealed that all issues … pertaining to strategy execution in the case study firm are the sole responsibility of the top management team led by its founder …

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 …