Development, E. f., Resources for the Future, W., Alpízar, F., & Martinsson, P. (2010). Paying the price of sweetening your donation: Evidence from a natural field experiment.
Παραπομπή Chicago StyleDevelopment, Environment for, Washington Resources for the Future, F. Alpízar, και P. Martinsson. Paying the Price of Sweetening Your Donation: Evidence From a Natural Field Experiment. 2010.
Παραπομπή MLADevelopment, Environment for, Washington Resources for the Future, F. Alpízar, και P. Martinsson. Paying the Price of Sweetening Your Donation: Evidence From a Natural Field Experiment. 2010.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.