3æ¥åã®ã¨ã³ããªã§ãDreber, A. et al.ã®"Winners don't punish"ãç´¹ä»ããã®ã ãããã®ã¨ãã«Axelrodã®æåãªããã£ãºè¿ãæ¦ç¥("Tit for Tat strategy")ãã«ã¤ãã¦è§¦ããããã¤ã¯ããã®ãã£ãºè¿ãæ¦ç¥ã¯ãçã£å½ãªã²ã¼ã çè«å®¶ã«ã¨ã£ã¦ã¯ããç¬ã話ã®å¹»æ³ã«ãããã決ãã¦ä»ãå§åãããããªæ¦ç¥ã«ãªãå¾ãªãã®ã¯å¸¸èã§ãããã¨ãã話ã ãã®è©±ã¯ãTim Harfordã®ããã°çµç±ã§ãã²ã¼ã çè«ã®æ¨©å¨ã§ããKen Binmoreã®Axelrodã®æ¬ã«å¯¾ããæ¸è©ã«ãã£ãããªãã¨ãã®æ¸è©ã¯10å¹´åã«æ¸ããããã®ã ãã¾ãã«èãåããããã¨ã¯ãã®ãã¨ãã å®éã«ç¶²ç¾ çãªã·ãã¥ã¬ã¼ã·ã§ã³ãè¡ãã¨ããã£ãºè¿ãæ¦ç¥ãçãæ®ãã®ã¯20%æªæºããããä¸éç¶æ ã®ä¸æçç¾è±¡ã«ããããçµå±æçµçã«ã¯ããããæ¦ç¥ããåã¡æ®ã£ã¦ãã¾ããããªã®ã ãProbst, D. 19
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