How does a group’s gender composition influence its decisions? Economists have found women to be more generous and egalitarian than men, so one might expect groups with more women to be more generous/egalitarian. Group polarization, whereby discussions amplify preexisting attitudes (a...

We examine experimentally how a person's generosity depends on the <p> sex of that person, on the sex of the person who is the target of the <p> generous act, and on the degree of anonymity between the interacting parties. <p> In our data fewer men than women give non-zero amounts; men receive less than <p>...</p></p></p></p>