Browsing FAS Scholarly Articles by Keyword "finite population size analysis"

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    • Direct Reciprocity with Costly Punishment: Generous Tit-for-Tat Prevails 

      Rand, David Gertler; Ohtsuki, Hisashi; Nowak, Martin A. (Elsevier, 2009)
      The standard model for direct reciprocity is the repeated Prisoner's Dilemma, where in each round players choose between cooperation and defection. Here we extend the standard framework to include costly punishment. Now ...