Contributions to the public goods stem from selfish motivations (strategic cooperation) as well as other-regarding considerations, either related to opponents’ behaviour (reciprocity), or unconditional. In this paper we provide strong experimental evidence that these components are not...

We report results from an incentivized laboratory experiment to provide controlled evidence on the causal effects of alcohol consumption on risk preferences, time perception and altruism. Our design allows disentangling the pharmacological effects of alcohol intoxication from those mediated by...