Table 2.
Mean money spent (standard deviation in parentheses) on compensation and punishment as a function of condition in Experiments 1–6
| Amount spent | Exp. 1 | Exp. 2 | Exp. 3 | |||
|---|---|---|---|---|---|---|
| Single game | Multiple games | Single game | Multiple games | Repeated unfairness | Repeated fairness | |
| Compensation | $18.26 (12.93) | $19.45 (11.87) | €18.50 (10.76) | €17.78 (10.21) | $28.87 (14.50) | $23.43 (15.95) |
| Punishment | $27.20 (19.25) | $20.11 (9.94) | €16.25 (7.50) | €20.25 (7.30) | $34.32 (16.28) | $10 (n = 1) |
| Choice | Exp. 4 | Exp. 5 | Exp. 6 | ||||
|---|---|---|---|---|---|---|---|
| Equal impact | Unequal impact | Two options | Three options | Third-party decision | Fourth-party own decision | Fourth-party other decision | |
| Compensation | $17.94 (11.52) | $26.78 (14.35) | – | $15.33 (7.18) | $17.87 (9.94) | $22.19 (14.71) | $24.79 (15.35) |
| Punishment | $24.50 (10.85) | $22.91 (10.44) | $13.31 (6.62) | $15.50 (7.14) | $16.88 (5.30) | $12.78 (5.65) | $19.40 (12.38) |