26. In a Nash equilibrium no player wants to change his or her strategy.
27. As the number of players grows, the costs of game playing fall.
28. Game theory assumes rational behavior on the part of the players.
29. Companies cannot avoid prisoner dilemmas.
30. A commitment is a form of strategy.
31. Sunk costs can be commitments.
32. Repeated games often lead to cooperation.
33. Firms still have the incentive to cheat even after a game leads to cooperation.
34. “Tit-for-tat” prevents cheating.
35. When an outcome is weighted by a probability, it becomes an expected value.