Charitable Memberships, Volunteering, and Discounts: Evidence from a Large-Scale Online Field Experiment
---- Acknowledgements -----
We are grateful to Mike Price and John List for valuable comments on the paper. The authors would also like to thank M+R Strategic Services for their help and suggestions in implementing the field experiment. The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.