单词 | prisoner's dilemma |
释义 | > as lemmasprisoner's dilemma prisoner's dilemma n. [a description by Tucker, dated May 1950, has been published in the UMAP Jrnl. (1980) 10] Philosophy Logic a non-zero-sum game in which two people each have two options whose outcome depends crucially on the simultaneous choice made by the other, often formulated in terms of two prisoners separately deciding whether to confess to a crime (see quot. 1994). ΘΚΠ society > law > administration of justice > court proceedings or procedure > pleading > [noun] > a pleading or plea > plea of guilty > specific confessal1589 plea bargaining1940 prisoner's dilemma1957 plea bargain1961 1957 R. D. Luce & H. Raiffa Games & Decisions v. 95 We turn now to a different example of a non-zero-sum game. This one is attributed to A. W. Tucker... The following interpretation, known as the prisoner's dilemma is popular: Two suspects are taken into custody [etc.]. 1963 Jrnl. Abnormal Psychol. 64 308/2 Trust of the other person plays a critical role in determining choices made in Prisoner's Dilemma games. 1991 S. Smith Econ. Policy & Division Wealth within Family i. 12 Since individuals know that other individuals care about the level of provision, a form of ‘prisoner's dilemma’ arises, in which the public goods are underprovided because each individual tries to ‘free ride’ on the others' willingness to pay for their provision. 1994 S. Blackburn Oxf. Dict. Philos. 302/1 Prisoner's dilemma, the classic problem in game theory. Two prisoners jointly charged with a crime are held apart, and each is given the option of confessing, or not confessing. If neither confesses, the prosecutor will find a lesser charge, and each will serve two years. If each confesses, he convicts them both, and they will serve six years each. If A confesses and B does not, A is released and B serves an aggravated ten years. If B confesses and A does not, B is released, and A serves an aggravated ten years... The surprising truth about the game is that whatever the other prisoner does a prisoner does better by confessing. < as lemmas |
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