We explore how political identity affects trust. Using an incentivized experimental survey conducted on a representative sample of the U.S. population, we vary information about partners’ partisan identity to elicit trust behavior, beliefs about trustworthiness, and actual reciprocation. By...

Under relative performance pay, other-regarding workers internalize the negative externality they impose on other workers. In one form -increased own effort reduces others' payoffs- this results in other-regarding individuals depressing efforts. In another form punishment reduces the payoff of...

We experimentally study ways in which the social preferences of individuals and groups affect performance when faced with relative incentives. We also identify the mediating role that communication and leadership play in generating these effects. We find other-regarding workers tend to depress...

We study how rents from power for a dissident group might affect broader public mobilization against the current regime. Our model predicts that rents decrease the incidence of public mobilization when the public observe the group's mobilization. Individuals in the broader public infer the group...

We study risk-shifting behavior in a laboratory experiment, a setup that overcomes methodological hurdles faced by empiricists in the past. The participants are high-level managers. We observe risk shifting in a simple setup, but less in a setup with a continuation value. Reputation effects also...

The rise of civilizations involved the dual emergence of economies that could produce surplus (“prosperity”) and states that could protect surplus (“security”). But the joint achievement of security and prosperity had to escape a paradox: prosperity attracts predation, and higher...