• I. Introduction
  • II. The Empirical Setup
  • A. The Treatments
  • B. Descriptive Statistics
  • C. Behavioral Predictions
  • D. The Empirical Strategy
  • III. Results
  • A. The Overall Treatment Eects
  • B. Preferences for Blood Donations and the Response to the Experiment
  • C. Responses in other Subsamples
  • IV. Summary and Conclusions
  • References
  • V. Figures and Tables