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This paper studies the evolution of cooperation by using an indirect reciprocity game in complex networks. For an indirect reciprocity game, an individual who helps others at the expense of itself can be recognized as a helpful individual. And this meritorious individual can get help from other individuals with a higher probability in the future. Previous studies show that effectively identifying...
Previous researches have well demonstrated the importance of costly punishment for promoting the evolution of cooperation, while it remains unconsidered sides about the punishment. Recent evidences highlight that punishment cannot promote cooperation when punishment can be targeted at cooperators. In this paper, we study the evolutionary process of cooperation in the well-mixed population when the...
Most previous studies involving public goods games are investigated under a simplifying assumption that participators are compulsive in collective interactions and contribute unconditionally to the public pool. Nevertheless, how the conditional investment mechanism based on individual's reputation affects the evolution of cooperation in structured populations is still unclear. Here we introduce a...
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