Cooperation among strangers has been hypothesized to have declined in the United States
over the past several decades, an alarming trend that has potential far-reaching societal …

Impersonal cooperation among strangers enables societies to create valuable public goods,
such as infrastructure, public services, and democracy. Several factors have been proposed …

We study information conditions under which individuals are willing to delegate their
sanctioning power to a central authority. We design a public goods game in which players …

Norms, typically enforced via sanctions, are key to resolving collective-action problems. But
it is often impossible to know what each individual member is contributing to group efforts …

Purpose The article presents an empirical analysis that evaluates the effects of a systemic
corruption scandal on the demand in the short and the long run. In 2006, the Calciopoli …

With the aid of a lab experiment, we explored how imperfect monitoring and punishment
networks impacted appropriation, punishment and beliefs in a common pool resource …

We investigate the effects of centrality on cooperation in groups. Players with centrality keep
a group together by having a pivotal position in a network. In some of our experimental …

We extend the recent experimental literature on incomplete punishment networks in linear
public goods games. In these games, we use an exogenous network to restrict both …

We use decision-making experiments with human participants to study cooperation in a
laboratory public goods game. Such games pose a conflict between cooperating, which is …

We investigate a mechanism that facilitates the provision of public goods in a network
formation game. We show how competition for status encourages a core player to realize …