Leading tax reform proposals contemplate a charitable deduction claimed by just five percent of taxpayers. Such a limited deduction would fatally undermine the foundations of a giving incentive that has fostered an altruistic and pluralistic society through its broad-based participation and...

In an experimental setup we investigate the effect of two different choice architectures on donation decisions. In the treatment group, subjects can either specify a charity of their choice, or select one from a list of five well-known charities; in the control group we do not provide a list. In...

Cooperation via indirect reciprocity uses a partner's reputation to enable subjects to direct help to those who cooperated themselves. As a partner's reputation provides information whether the partner helped a third party in the past or not, subjects can help those partners with a good...

An individual’s contribution to a public good may be seen by others as a signal of attributes such as generosity or wealth. An individual may, therefore, choose their contribution so as to send an appropriate signal to others. In this paper we question how the inferences made by others will...

Despite the resultant disutility, some people, in particular, the poor, are engaged in behaviors that carry social stigma. Empirical studies on stigmatized behavior are rare, largely due to the formidable challenges of collecting data on stigmatized goods and services. In this paper, we add to...

A long series of experiments have confirmed that subjects in a standard dictator game give some positive amount of money to the other subject. A dominant rationale for the observed behavior is that people actually have pro-social or altruistic preferences. However, when List (2007) changed the...