workers' wages or let them choose their own. Firms can delegate the wage decision to neither, one or both workers in the firm …. We vary the information workers receive, finding that social comparisons concerning both wages and decision rights affect …

We investigate how workers' performance is affected by the timing of wages in a real-effort experiment. In all … wages by small amounts raises performance by about 15% relative to a constant wage. The effort reactions can be organized by … a model in which agents reciprocally respond to wage impulses, comparing wages to an adaptive reference standard …

, agents are not informed about their co-workers' wages and efforts, but in the second treatment they are. Our results show …