interaction effects. We conduct a laboratory experiment that avoids the identification problem present in the field and allows us …

We provide a direct test of the role of social preferences in voluntary cooperation. We elicit individuals' cooperation … preference in one experiment and make a point prediction about the contribution to a repeated public good. This allows for a … novel test as to whether there are types of players who behave consistently with their elicited preferences. We find clear …

We report evidence from public goods experiments with and without punishment which we onducted in Russia with 566 urban … cooperation-enhancing effect of punishment. An important reason is that there is punishment of contributors in all four subject … pools. Thus, punishment can also undermine the scope for self-governance in the sense of high levels of voluntary …

We elicit human conditional punishment types by conducting experiments. We find that their punishment decisions to an … individual are on average significantly positively proportional to other members’ punishment decisions to that individual. …

I conducted an artefactual field experiment to identify whether guilt reduces crime, and how the crime reduction … sensitivity and belief. I found supporting evidence of changes in belief. My experiment is novel in that it develops an approach …

results of an experiment administered in the United States reported by Alm, Jackson and McKee (1992). The results for both …

This experiment investigates contests between groups. Each group has one strong player, with a higher valuation for the …