Game Theory
Game theory studies choices whose outcomes depend on what other decision-makers choose.
The Mechanism: Game theory models strategic situations in which each participant's outcome depends partly on the choices of others. A model specifies players, possible actions, information, and payoffs to examine what patterns of behavior may follow.
The Philosophical Pivot: A decision that looks irrational alone can become sensible when others respond to it. Strategy is not simply choosing what one wants; it is anticipating how choices alter a shared situation.
The Horizon: Game theory informs economics, politics, biology, and negotiation. Its conclusions depend on assumptions about incentives and available information, which may be unrealistic or incomplete in real life.
People are not always calculating payoff-maximizers. They may follow norms, care about fairness, misunderstand the game, or change the rules through cooperation.
A model can clarify a conflict without proving that the modeled incentives are the only forces at work.
The most useful question may be how to change the game so that individually reasonable choices also produce a better collective outcome.
When choices depend on one another, changing the rules can matter more than changing the players.
Which conflict do I treat as a clash of personalities when the incentives may be making cooperation irrational for everyone?