We conduct a field experiment to test theoretical predictions regarding the effect of deadline length on task completion. We place our test in a charitable task setting in which participants are invited to complete an online survey, with a donation going to charity if they do so. Participants...

We conduct a laboratory experiment to study whether giving people more time to donate to charity reduces donations. People may intend to donate, but because of the transaction costs of doing so, postpone making the payment until they are less busy, and having postponed making the donation once,...

This paper addresses four stylized facts that summarize data from experimental studies of voluntary contributions to provision of public goods. Theoretical propositions and testable hypotheses for voluntary contributions are derived from two models of social preferences, the inequity aversion...

Donations to charity are widely encouraged by policymakers through targeted tax incentives such as tax credits for contributions only to qualifying causes. We use a framed field experiment to test how the largest such program, Arizona's state income tax credit for donations to qualifying...

Donations to charity are widely encouraged by policymakers through targeted tax incentives such as tax credits for contributions only to qualifying causes. We use a framed field experiment to test how the largest such program, Arizona’s state income tax credit for donations to qualifying...