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inverse
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Inverse View
It is not the case that A player's deviation from their Backward Induction strategy can be interpreted as a meaningless error with no implications for future play.
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Reasons For
2 perspectives
Reason for 1 of 2
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1.
Rational agents update beliefs about opponent types via Bayesian inference when observed actions deviate from equilibrium predictions.
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2.
A deviation from Backward Induction constitutes observable evidence that changes the posterior probability distribution over opponent strategies.
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3.
Therefore, treating such deviations as informationally inert violates the Bayesian rationality assumptions that ground game-theoretic reasoning itself.
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Reason for 2 of 2
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1.
Kreps and Wilson's sequential equilibrium framework requires players to maintain consistent beliefs at off-path information sets, making all deviations interpretively significant.
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2.
Classifying a deviation as 'mere error' is itself a substantive belief-updating choice that constrains future play no less than any other interpretation.
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Reasons Against
1 perspective
Reason against
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1.
Some players deviate from their pre-game Backward Induction strategy.
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2.
Such deviations need not carry information about future intentions or player type.
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