In this paper we investigate the impact of upper and middle level managers on firm performance by simultaneously estimating manager and match qualities for management pairings in Major League Baseball (MLB). We document the economic significance of managers at both organizational levels and...

We study how workers in production teams are affected by the temporary absence and replacement of a coworker. When a substitute coworker is absent, the remaining coworkers produce less output per working time. They compensate for this by increasing their working time at the expense of the (less...