For the iterated Prisoner's Dilemma there exist good strategies which solve the problem when we restrict attention to … explicit memory-one example, which has been labeled Grim. Here we describe all the memory-one good strategies for the non …' utilities. We discuss the special advantages and problems associated with some specific good strategies. …

For the iterated Prisoner's Dilemma there exist good strategies which solve the problem when we restrict attention to … explicit memory-one example, which has been labeled Grim. Here we describe all the memory-one good strategies for the non …' utilities. We discuss the special advantages and problems associated with some specific good strategies. …