We analyze how the team formation process influences the ability composition and performance of teams, showing how self-selection and random assignment affect team performance for different tasks in two natural field experiments. We identify the collaboration intensity of the task as the key...

We analyze the effects of governmental redistribution of income on migration patterns,using an Italian administrative dataset that includes information on almost every Italian citizen living abroad. Since Italy takes a middle ground in terms of redistribution, both the welfare-magnet effect from...