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...

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...