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Tit-for-tat has been very successfully used as a strategy for the iterated prisoner's dilemma.The strategy was first introduced by Anatol Rapoport in Robert Axelrod's two tournaments, [3] held around 1980.
Axelrod explains the Tit for tat (TFT or T4T) strategy emerged as the most robust option in early IPD tournaments on computer. This strategy combines a willingness to cooperate with a determination to punish non-cooperation.
The winner was a very simple strategy submitted by Anatol Rapoport called "tit for tat" (TFT) that cooperates on the first move, and subsequently echoes (reciprocates) what the other player did on the previous move. The results of the first tournament were analyzed and published, and a second tournament was held to see if anyone could find a ...
Rapoport's entry, Tit-for-Tat, has only four lines of code. The program opens by cooperating with its opponent. It then plays exactly as the other side played in the previous game. If the other side defected in the previous game, the program also defects; but only for one game.
The tit-for-tat devolved into a Clintonian spat when Patel riffed to Schiff that his response to the lawmaker hinged on his definition of the word "we" – as Clinton had told prosecutors in 1998 ...
Axelrod linked Live and Let Live to the co-operative strategy referred to as Tit for Tat. Axelrod's interpretation of "Live and Let Live" as a prisoner's dilemma has been disputed by political scientists Joanne Gowa [3] and Andrew Gelman, [4] who (separately) argue that the assumptions underlying the prisoner's dilemma do not hold in this example.
"This deadly cycle of tit-for-tat violence must stop," U.N. Secretary-General Antonio Guterres told the 15-member council. The council met after Israel killed the leader of Lebanon's Hezbollah and ...
Tit for tat and grim trigger strategies are similar in nature in that both are trigger strategy where a player refuses to defect first if he has the ability to punish the opponent for defecting. The difference, however, is that grim trigger seeks maximal punishment for a single defection while tit for tat is more forgiving, offering one ...