We designed an experiment to test the robustness of Dana, Weber, and Kuang's (DWK), 2007 results. DWK observed that, when participants were given a ``costless'' way --- the click of a button --- to ignore the consequences of their actions on others' payoffs, they chose to remain ignorant and...

Many economic games have multiple equilibria, some of which are better than others for everyone involved. Such coordination games are of special interest to economists because they raise the possibility that a group of individuals or even a whole economy might become mired in an unfavorable...