This paper studies technology adoption in a cluster of soccer-ball producers in Sialkot, Pakistan. We invented a new cutting technology that reduces waste of the primary raw material and gave the technology to a random subset of producers. Despite the arguably unambiguous net benefits of the...

In a randomized field experiment, we investigate the connection between work goals, monetary incentives, and work performance. Employees are observed in a natural work environment where they have to do a simple, but effort-intense task. Output is perfectly observable and workers are paid for...

We evaluate the effects of aging on productivity using piece-rate earnings as a proxy for worker output. Our data contain the population of Finnish blue collar workers in 61 different industries during 1990-2002. A unique feature of the data is that we can observe the exact hours worked on piece...