Theory commonly posits agents who care both for the level of provision of a public good and the extent to which they personally contribute to the cause. Simply put, agents feel some "warm glow" from the donations they make. I discuss a fundraiser devised to exogenously vary the incentive to give...

Many policy interventions in the environmental sector aim at changing environmental preferences, because these provide the basis for adopting environmental conservation behavior or technologies. To evaluate these changes, standard measurement tools in survey-based impact evaluations have their...

Measuring risk preferences in the field is critical for policy, however, it can be costly. For instance, the commonly used measure of Holt and Laury (2002) relies on a dozen lottery choices and payments which makes it time-consuming and costly. We propose a short version of the Holt and Laury...