Britannica defines positive-sum game as situation in which the total of gains and losses is greater than zero
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But games have multiple outcomes,
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And "total of gains and losses" refers to an outcome, and is only meaningful relative to another outcome.
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Outcomes or strategy profiles could be described as positive-sum relative to some default outcome.
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But this terminology makes no sense for talking about whole games.
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Replying to @ModelOfTheory @davidmanheim
I though that was my original point; real situations don't work that way ... ?
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Replying to @MakerOfDecision @davidmanheim
But purely theoretical games don't work that way either.
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Replying to @ModelOfTheory
Of course they do, if you define the bounds of the game strictly, and don't model the more global decision of whether to play
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Replying to @MakerOfDecision
I'm not sure what you mean by either of those conditions.
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Replying to @ModelOfTheory @MakerOfDecision
Add or subtract any constant from the game; it remains the same game.
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Wealth is isomorphic in the same way - quick, everyone pay me the same amount so nothing changes!
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