The Pledging Puzzle: How Can Revocable Promises Increase Charitable Giving?

• James Andreoni

  James Andreoni

  [email protected]

  https://orcid.org/0000-0003-0679-2371

  Department of Economics, University of California, San Diego, La Jolla, California 92093;National Bureau of Economic Research, Cambridge, Massachusetts 02138;

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  ,
• Marta Serra-Garcia

  Corresponding Author

  Marta Serra-Garcia

  [email protected]

  https://orcid.org/0000-0002-5875-4986

  Center for Economic Studies (CESifo), 81679 Munich, Germany;Rady School of Management, University of California, San Diego, La Jolla, California 92093

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