We present results from a field experiment testing the gift-exchange hypothesis inside a treeplantingfirm paying its workforce incentive contracts. Firm managers told a crew of treeplanters they would receive a pay raise for one day as a result of a surplus not attributable topast planting...

Microfinance has been heralded as an effective way to address imperfections in credit markets. From a theoretical perspective, however, the success of microfinance contracts has puzzling elements. In particular, the group-based mechanisms often employed are vulnerable to free-riding and...

Although relative performance schemes are pervasive in organizations reliable empirical dataon induced sabotage behavior is almost non-existent. We study sabotage in tournaments in acontrolled laboratory experiment and are able to confirm one of the key insights from theory:effort and sabotage...