People respond to those who ask. Within the charitable fundraising community, the power of the ask represents the … backbone of most fundraising strategies. Despite this, the optimal design of communication strategies has received less formal … attention. For their part, economists have recently explored how communication affects empathy, altruism, and giving rates to …

This paper presents evidence from a field experiment, which aims to identify the two sources of workers’ pro …-social motivation that have been considered in the literature: action-oriented altruism and output-oriented altruism. To this end we …-oriented altruism. We then compare the latter to effort exerted in an environment where both types of altruistic preferences are …

their effect across charity space and time. We find that major fundraising appeals lift total donations, but surprisingly …Fundraising interventions may lift donations and/or shift their composition and timing, making it important to study …

Much fundraising is done by individuals within existing social groups. Exploiting a unique dataset, we demonstrate … the notion that giving in social groups is motivated by “relational altruism” …

Despite the prevalence of non-routine analytical team tasks in modern economies, little is known about how incentives … influence performance in these tasks. In a field experiment with more than 3000 participants, we document a positive effect of … bonus incentives on the probability of completion of such a task. Bonus incentives increase performance due to the reward …

We conduct a field experiment in a controlled work environment to investigate the effect of motivational talk and its … interaction with monetary incentives. We find that motivational talk significantly improves performance only if it is accompanied …

randomized natural field experiment embedded in an existing labor market reactivation program to examine the effect of a self …

We show that warm-glow motives in provision by competing suppliers can lead to inefficient charity selection. In these … situations, discretionary donor choices can promote efficient charity selection even when provision outcomes are non …-competitive effect on charity selection, raising the value of charity provision per dollar of funding …

the sinking of the RMS Titanic as a quasi-natural experiment to provide behavioural evidence that is rare in such a …