We report the results of ultimatum game experiments designed to test for differences in the behavior of women and men. Women's proposals are on average more generous than men's, regardless of the sex of the partner, and women respondents are more likely to accept an offer of a given amount. A...

We report the results of experiments that test for behavioral differences between volunteer subjects recruited in the usual way and pseudo-volunteer subjects in experiments conducted during class time. In a series of dictator games, we find that pseudo-volunteers are more generous on average...

This paper revisits the question of framing and the provision of public goods. It also addresses the question, is giving in Dictator Games an expression of altruism or an artefact of experimentation? What is unique about this paper is that we employ a real donationʺ lab experiment in a...

An individual should be indifferent between a rebate subsidy of rate sr and a matching subsidy of rate sm=sr/(1-sr), and the total amount received by the charity should be the same regardless of subsidy type. Recent laboratory and field experiments contradict these straightforward predictions of...

We examine two different ways to subsidize charitable giving: by a rebate (returning a portion of the donation to the giver) or by a match (adding additional donations to the giver's donation). In previous experimental research, we have shown that participants give more to charity under the...

We report results of an experiment designed to assess the impact of Hurricane Katrina on the pattern and level of charitable contributions of donors. The study includes an experimental measure of charitable giving and targets three charities: the American Red Cross, the Salvation Army, and Oxfam...