What is dominant strategy in Game Theory?

Updated May 16, 2026

Short answer

A dominant strategy is one that gives a higher payoff regardless of what others do.

Deep explanation

A strategy is dominant if it always performs better than any alternative strategy for a player, no matter what opponents choose. Not all games have dominant strategies.

Real-world example

Used in bidding strategies where one option always yields better returns.

Common mistakes

  • Assuming every game has a dominant strategy.

Follow-up questions

  • What is a weak dominant strategy?
  • Do Nash equilibria require dominant strategies?

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