The authors estimate an agency model using the payroll records of a copper mine that paid a production bonus to teams of workers. They estimate the cost of incomplete information due to insurance and incentives considerations and the inefficiency caused by the simple form of the incentive...

Data from a field experiment are used to estimate the gain in productivity that is realized when workers are paid piece rates rather than fixed wages. The experiment was conducted within a tree-planting firm and provides daily observations on individual worker productivity under both...

Data from a field experiment are used to estimate the gain in productivity that is realized when workers are paid piece rates rather than fixed wages. The experiment was conducted within a tree-planting firm and provides daily observations on individual worker productivity under both...