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¤³¤Î fault-tolerance ¤Î¹Í¤¨Êý¤ò¿ë¹ÔÍýÏÀ¤Ë¼è¤êÆþ¤ì¤¿¥Ú¡¼¥Ñ¡¼¤¬ Eliaz (Kfir Eliaz, Fault Tolerant Implementation, Review of Economic Studies 69, 589-610, 2002) ¤À¡¥¡Ö¿ë¹ÔÍýÏÀ¡×¤È¤¤¤¦¤Î¤Ï¡Ö¥á¥«¥Ë¥º¥à¥Ç¥¶¥¤¥ó¡×¤È¤Û¤ÜƱµÁ¤Î (¼Ò²ñÁªÂò¤ä¥²¡¼¥àÍýÏÀ¤ËÎÙÀܤ¢¤ë¤¤¤Ï½Å¤Ê¤ë) ³ØÌäʬÌî¤Ç¡¤Ë¾¤Þ¤·¤¤¤È¤µ¤ì¤ë¡Ö¼Ò²ñŪ¡×ÌÜɸ¤ò¡¤¿Í¡¹¤Ø¤Î¥¤¥ó¥»¥ó¥Æ¥£¥Ö¤òÁ˳²¤¹¤ë¤³¤È¤Ê¤¯¼Â¸½¤¹¤ë¤è¤¦¤Ê¥ë¡¼¥ë¤òÀ߷פ¹¤ëʬÌî¤À¡¥¤¿¤È¤¨¤Ð¤Ò¤È¤Ä¤À¤±¤¢¤ë¿Õ¡¤ò°Ü¿¢¤¹¤Ù¤´µ¼Ô¤òÁª¤Ö¤Î¤Ë¡¤¡Ö¤¤¤Á¤Ð¤ó¹â¤¤¥«¥Í¤ò½Ð¤¹ (¤È¤¤¤¦¤è¤ê¤Ï¡¤¤â¤Ã¤È¤â¹â¤¯¤½¤Î¿Õ¡¤òɾ²Á¤¹¤ë) ´µ¼Ô¤Ë°Ü¿¢¤·¤è¤¦ (¤½¤·¤Æ¤½¤Î¥«¥Í¤ò°å³Ø¤ÎȯŸ¤ËÌòΩ¤Æ¤è¤¦)¡×¤È¤¤¤¦ÌÜɸ¤ò¼Â¸½¤·¤¿¤¤¤È¤·¤¿¤é¡¤¥ª¡¼¥¯¥·¥ç¥ó¤È¤¤¤¦¥ë¡¼¥ë¤ò»È¤¨¤Ð¤¤¤¤¡¥¤Ê¤«¤Ç¤â¥»¥«¥ó¥É¥×¥é¥¤¥¹¡¦¥ª¡¼¥¯¥·¥ç¥ó (ºÇ¤â¹âÃͤò¤Ä¤±¤¿¤Ò¤È¤ËÆóÈÖÌܤˤĤ±¤é¤ì¤¿ÃÍÃʤǿÕ¡¤òÇä¤ë) ¤Ê¤é¡¤³Æ¿Í¤¬¿Õ¡¤ò¤â¤é¤¦¤¿¤á¤Ëʧ¤Ã¤Æ¤â¤¤¤¤¤È»×¤Ã¤Æ¤¤¤ë³Û¤ò¤½¤Î¤Þ¤Þ¤Ä¤±¤ë¤Î¤¬¹çÍýŪ¤À¤«¤é (¤½¤ì°Ê³°¤Î³Û¤ò¤Ä¤±¤ë¤È»¤¹¤ë¾ì¹ç¤¬¤¢¤ë) ¡¤¥ë¡¼¥ë¤ÎÁÛÄꤹ¤ë¡Ö¹çÍýŪ¡×¤Ê¹Ôư¤ò¤¹¤ë¤Î¤Ï¤¿¤ä¤¹¤¤¤Ï¤º¤À¡¥¤·¤«¤·Ãæ¤Ë¤ÏÉÔ¹çÍý¤Ê¹Ôư¤ò¤¹¤ë¿Í¤Ï²¿¿Í¤«¤Ï¤¤¤ë¤â¤Î¤Ç¡¤¼«Ê¬¤Îɾ²Á³Û¤È¤Ï¤Þ¤Ã¤¿¤¯¤«¤±¤Ï¤Ê¤ì¤¿¤è¤¦¤Ê³Û¤òÄ󼨤·¤Æ¿Õ¡¤ò°Ü¿¢¤·¤Æ¤â¤é¤Ã¤¿¤Ï¤¤¤¤¤â¤Î¤Î¡¤ÆóÈÖÌܤˤĤ±¤é¤ì¤¿¹âÃͤǤ¢¤ë»Ùʧ³Û¤òʧ¤Ã¤¿·ë²Ì¡¤¤±¤Ã¤¤ç¤¯¤Ï¼«Ê¬¤â²È²¤âµ²¤¨»à¤Ë¤¹¤ë¤·¤«¤Ê¤¤¾õ¶·¤Ë´Ù¤Ã¤¿¤ê¤¹¤ë¡¥(Ï䬤ä¤ä¤³¤·¤¯¤Ê¤ë¤«¤é¡¤¤È¤ê¤¢¤¨¤ºÊ¡»ãÀ¯ºö¤ä¥Á¥ã¥ê¥Æ¥£¡¼¤Ï¤Ê¤¤¼Ò²ñ¤ò¹Í¤¨¤ë¡¥¤¢¤ë¤¤¤Ï¿Õ¡¤Ç¤Ï¤Ê¤¯¤Æ¤â¤Ã¤ÈÉáÄ̤κâ¤ò¹Í¤¨¤Æ¤¯¤ì¡¥) Íפ¹¤ë¤Ë¡¤¤¤¤Á¤Ð¤ó¹â¤¯É¾²Á¤¹¤ë¼Ô¤Ë¿Õ¡¤òÅϤ¹¤È¤¤¤¦ÌÜɸ¤¬Àµ¤·¤¯¼Â¸½¤µ¤ì¤Ê¤¯¤Ê¤ë¤ï¤±¤À¡¥(¡Ö¼«Ê¬¤Î»Ùʧ¤¤Ç½ÎϤòͤ¨¤ë¡Ôɾ²Á¡Õ¤Ï¤¢¤ê¤¨¤Ê¤¤¤Î¤«¡×¤È¤¤¤¦¤Ù¤Ä¤Îµ¿Ìä¤â½Ð¤Æ¤¯¤ë¤À¤í¤¦¤¬¡¤¤³¤ì¤âÏ䬤ä¤ä¤³¤·¤¯¤Ê¤ë¤Î¤Ç¡¤¡Ö¿Õ¡°Ü¿¢¼«ÂΤè¤ê¤â¤½¤ì¤Ë¤è¤Ã¤Æ¼º¤¦¼«Ê¬¤Îû¤¤Ì¿¤ä²È²¤ÎÌ¿¤ÎÊý¤¬ÂçÀÚ¤À¡×¤È¤¤¤¦¤Î¤¬¤½¤Î¤Ò¤È¤Î¿¿¤Îɾ²Á¤Ç¡¤¡Ö¿Õ¡°Ü¿¢¼«ÂΤϱäÌ¿¤ò°ÕÌ£¤·¤Ê¤¤¡×¤Î¤Ïʬ¤«¤Ã¤Æ¤¤¤ë¤â¤Î¤È¤·¤Æ¤ª¤¯¡¥¤ä¤ä¤³¤·¤¤¤Ê¡¥) Eliaz (2002) ¤Ï¡¤¹çÍýÀ¤«¤é¤Ïͽ¬¤Ç¤¤Ê¤¤¹Ôư¤ò¤È¤ë¡Ö·ç´Ù¥×¥ì¡¼¥ä¡¼ (faulty players) ¡×¤¬¹â¡¹ k ¿Í¤¤¤Æ¡¤¤À¤ì¤¬·ç´Ù¥×¥ì¡¼¥ä¡¼¤«¤âʬ¤«¤é¤Ê¤¤¾õ¶·¤ò¹Í¤¨¤ë¡¥ÉÔ¹çÍý¤Ê¹Ôư¤ò¤È¤ë¥×¥ì¡¼¥ä¡¼¤¬°ìÄê¿Í¿ô¤Þ¤Ç¤¤¤ë¤³¤È¤òµö¤·¤¿¾å¤Ç¤Î¥á¥«¥Ë¥º¥à¥Ç¥¶¥¤¥ó¤ò¹Í¤¨¤Æ¤¤¤ë¤ï¤±¤À¡¥(°ìÊý¤Ç Fault Tolerant Implementation ¤¬¹çÍýÀ¤ÎÉÔ¤·¤¿¾õ¶·¤ò¹Í¤¨¤ë¤È¤·¤¿¤é¡¤Â¾Êý¤Ë¤ÏÀïάŪÁàºîÉÔǽ¤Ê¥á¥«¥Ë¥º¥à¤Î¥Ç¥¶¥¤¥ó¤È¤¤¤¦¡¤²á¾ê¤Ê¹çÍýÀ¤Î¤¢¤ë¾õ¶·¤ò¹Í¤¨¤ëÌäÂê¤â¤¢¤ë¡¥¤¢¤ë°ÕÌ£¤³¤ì¤é¤Ï»÷¤¿ÌäÂê¤È»×¤¦¡¥)
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