This paper develops a novel method to identify the causal contribution of managers to team performance. The method requires repeated random assignment of managers to multiple teams and controls for individuals' skills. A good manager is someone who consistently causes their team to produce more...

For the past two decades, studies measuring social preferences in developing settings have played an important role in building our understanding of economic development and poverty. This book chapter reviews lab-in-the-field experiments that measure social preferences, summarizes categories of...