performance. From our preliminary estimates, including year and team fixed effects, it emerges that changing the coach produces a … positive effect on a number of measures of team performance. However, this effect turns out to be statistically insignificant … team performance. Using as an instrument for coach change the number of remaining matches in the season (which is a proxy …

We investigate the joint impact of managers at different hierarchical levels on firm performance in Major League … statistically significant and economically meaningful driver of firm performance. Higher-quality managers tend to be matched … impact on firm performance …