Table 1 Payoff matrix of the IPD-MD for each pool separately. Outcomes are displayed for each player after player 1 from the ingroup invests 5€ (example).
From: The effects of psychosocial stress on intergroup resource allocation
Player 1 | Player 2 | Player 3 | ||
|---|---|---|---|---|
Keep pool | Ingroup | +5€* | 0€ | 0€ |
*Player invests 5€ | Outgroup | 0€ | 0€ | 0€ |
Within-Group Pool | Ingroup | +2.50€* | +2.50€ | +2.50€ |
*Player invests 5€ | Outgroup | 0€ | 0€ | 0€ |
Between-Group Pool | Ingroup | +2.50€* | +2.50€ | +2.50€ |
*Player invests 5€ | Outgroup | −2.50€ | −2.50€ | −2.50€ |
