experiment randomly assigning participants to four raffle treatments to examine the effectiveness of alternative incentive … revenue gains are available on both margins. Our experiment, and others like it, illustrates the power of field experiments to … inform fundraising choices. …

field experiment that compares the principal-first and agent-first orderings to each other and a gift-less control …

We conducted a field experiment in the natural setting of blood donations to test how oxytocin relates to empathy and … altruism. We randomly assigned blood donors in the Croatian Institute for Transfusion Medicine to three groups with the aim to …

We study a form of threshold matching in fundraising where donations above a certain threshold are topped up with a … experiment, we explore how thresholds should be chosen depending on past donations. The optimal choice of thresholds is rather … threshold that applies to all recipients of a fundraising call. …

evidence of dominance in our online experiment: The three subsidy types are equally effective overall. At a more disaggregate …

the first year of our field experiment, we vary whether or not potential donors are informed that the ask will be repeated … experiment we show that previous non-donors behave as if expecting future calls, regardless of whether they have been explicitly …

charitable causes. In a large-scale natural field experiment with over 180,000 cli-ents of a micro-lending company in Kyrgyzstan …

We study intertemporal crowding between two fundraising campaigns for the same charitable organization by manipulating …

threshold matching can induce crowd-ing in if appropriately personalized. In a field experiment, we explore how thresholds … of a fundraising call. …