Research in economics and psychology has established that informal non-monetary sanctions, particularly expressions of negative emotion or disapproval, can enforce fair economic exchange. However, scholars are only beginning to understand the reasons non-monetary sanctions affect economic...

Previous findings on punishment have focused on environments in which the outcomes are known with certainty. In this paper, we conduct experiments to investigate how punishment affects cooperation in a two-person stochastic prisoner's dilemma environment where each person can decide whether or...

Previous findings on punishment have focused on environments in which the outcomes are known with certainty. In this paper, we conduct experiments to investigate how punishment affects cooperation in a two-person stochastic prisoner's dilemma environment where each person can decide whether or...

Violent conflict destroys resources. It generates “destruction costs.” These costs have an important effect on individuals’ decisions to cooperate or conflict. We develop two models of conflict: one in which conflict's destruction costs are independent of individuals’ investments in...

Why is it so hard to get opposing elites to work together rather than to seek partisan gains and/or political survival? While the credible commitment problem is widely known, there are a number of lesser known obstacles to building trust and trust worthiness between opposing elites. This article...