Huck, Steffen; Rasul, Imran; Shephard, Andrew - In: American Economic Journal: Economic Policy 7 (2015) 2, pp. 326-69
We present evidence from a natural field experiment and structural model to shed light on the efficacy of alternative fundraising schemes. In conjunction with the Bavarian State Opera, we mailed 25,000 opera attendees a letter describing a charitable fundraising project organized by the opera...