Time-consuming and costly religious rituals pose a puzzle for economists committed to rational choice theories of human behavior. We propose that religious rituals promote in-group trust and cooperation that help to overcome collective-action problems. To test this hypothesis we design field...

The in-group-out-group bias is among the most well documented and widely observed phenomenon in the social sciences. Despite its role in hiring decisions and job discrimination, negotiations, and conflict and competition between groups, economists have paid little attention to the...

Measuring preferences via stated methods remains the only technique to obtain the total economic value of a non-marketed good or service. This study examines if alternative causes of an environmental problem affect individual statements of compensation demanded. Making use of a unique sample...

The work of Friedrich Von Hayek contains several testable predictions about the nature of market processes. Vernon Smith termed the most important one the ‘Hayek hypothesis’: the gains from trade can be realized in the presence of diffuse, decentralized information, and in the...

This special issue highlights an empirical approach that has increasingly grown in prominence in the last decade—ï¬eld experiments. While ï¬eld experiments can be used quite generally in economics—to test theories’ predictions, to measure key parameters, and to provide...