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social norms

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    Incentive Design Entry #0400

    Why removing an incentive rarely restores the earlier behaviour

    An incentive supplies a reason and overwrites the one already there. Withdrawing the payment does not reinstate what it replaced.

    Adept
    The hidden part #0400

    An incentive does not sit on top of the previous reason. It replaces it, and withdrawal leaves the replacement in place with the price set to zero.

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    Competition Design Entry #0670

    The reason a percentile motivates better than a raw score

    A percentile converts a number into a social position, and people respond to position more strongly because it answers the question that matters: where do I stand?

    Master
    The hidden part #0670

    A raw number answers “how much?” A percentile answers “where do I stand?” The second question is the one people actually act on.

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