How-To film · 56
The equilibrium has a witness
Change one game payoff and watch an unstable profile gain a certified pure equilibrium with its supporting witness.
Read transcript
- A conclusion should carry its evidence.
- At first, first, the pure-Nash claim is false.
- The witness shows the column player can switch and gain two.
- Raise only that player's payoff at first, first, from zero to three.
- Neither player can improve alone. The candidate is now a pure equilibrium.
- The result keeps its supporting profile, the exact strategy pair zero, zero.
- Keep claim and witness.
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