Experiment participants in a social dilemma game choose cooperation over defection, even though neither is more beneficial. High levels of cooperation cannot be explained by favorable labels for actions, collusion, k-level reasoning, quantal response behavior, or misplaced optimism about others'...

This paper assumes two kinds of social planners who evaluate income distributions concerning social welfare, economic inequality and poverty. The first kind of social planner, SPε , comprises averters to income inequality as measured by the normative parameter ε. The second kind of social...

Gallice and Monzón (2019) present a natural environment that sustains full cooperation in one-shot social dilemmas among a finite number of self-interested agents. They demonstrate that in a sequential public goods game, where agents lack knowledge of their position in the sequence but can...