Advanced Micro (2) 16b1 Repeated Games英文文献资料

Advanced Micro (2) 16b1 Repeated Games英文文献资料

ID:39204166

大小:815.70 KB

页数:69页

时间:2019-06-27

Advanced Micro (2) 16b1 Repeated Games英文文献资料_第1页
Advanced Micro (2) 16b1 Repeated Games英文文献资料_第2页
Advanced Micro (2) 16b1 Repeated Games英文文献资料_第3页
Advanced Micro (2) 16b1 Repeated Games英文文献资料_第4页
Advanced Micro (2) 16b1 Repeated Games英文文献资料_第5页
资源描述:

《Advanced Micro (2) 16b1 Repeated Games英文文献资料》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库

1、RepeatedGames(II)13.1InfinitelyRepeatedPrisoners’Dilemma3.1.1InfinitelyRepeatedPrisoners’DilemmaunderALLCandALLD2CD35ToshowthatstrategypairisNOTNEQ,C30onlyneedtoidentifyonestrategythateither01Dplayerwouldstrictlyprefer.51Ex:(ALLC,ALLC)∞3tRememberthatU(ALLC,ALLC)=∑δ(3)=it=01−δ

2、Is(ALLC,ALLC)NEQ?NO,becausethereisincentivetodefect.If1isplayingALLC,then2wouldprefertoplayALLDbecauseshewouldreceivepayoffof5eachperiod1:CCCCCC…2:DDDDDD…∞t53∴(ALLC,ALLC)isU(ALLD

3、ALLC)=∑δ(5)=>2notNEQt=01−δ1−δ3CD35ToshowthatstrategypairisNOTNEQ,C30onlyneedtoidentifyonestrategy

4、thateither01Dplayerwouldstrictlyprefer.51Note:Whenidentifyingastrategythateitherplayerwouldprefer,donotchangebothplayers’strategiesatthesametime.Ex:Don’ttry(ALLD,ALLD)todeterminewhether(ALLC,ALLC)isNEQ.4CD35ToshowthatstrategypairISNEQ,mustC30showthatthereisNOotherstrategythat

5、01Deitherplayerwouldstrictlyprefer.51Ex:(ALLD,ALLD)∞t1RememberthatUi(ALLD

6、ALLD)=∑δ(1)=t=01−δIs(ALLD,ALLD)NEQ?Considerplayer2.Isthereanydeviationon2’spartthatwouldeverbetempting,giventhat1playsALLD?5CD35ToshowthatstrategypairISNEQ,mustC30showthatthereisNOotherstrategythat01Dei

7、therplayerwouldstrictlyprefer.51Ex:(ALLD,ALLD)Whatif2playsALLC?1:DDDDDD…2:CCCCCC…U(ALLC

8、ALLD)0(0)2(0)3(0)02=+δ+δ+δ+=1>0foranyvalueofδ1-δ∴2willneverwanttochangefromALLDtoALLC6CD35ToshowthatstrategypairISNEQ,mustC30showthatthereisNOotherstrategythat01Deitherplayerwouldstrictly

9、prefer.51Ex:(ALLD,ALLD)Whatif2onlycooperatesonceinsomeperiodL?012…LL+1L+2L+3…1:DDD…DDDD…2:DDD…CDDD…2’sPayoff:11δ1δ20δL1δL+11δL+21δL+3…Notethat2’spayoffisthesameas(ALLD,ALLD)exceptinL.Since1δL>0δLalways,2willneverwanttocooperateonce.7CD35ToshowthatstrategypairISNEQ,mustC30show

10、thatthereisNOotherstrategythat01Deitherplayerwouldstrictlyprefer.51Ex:(ALLD,ALLD)•ALLCandcooperatingonceinperiodLcanbethoughtofasrepresentinganinfinitenumberofstrategiesthatresultanywherefrom1to∞defectionsagainstALLD•Iftheplayer1isplayingALLD,thenplayer2willneverhaveanincenti

11、vetocooperateinanyperiod.∴(ALLD,ALLD)isalwaysNEQ83.1.2InfinitelyRepe

当前文档最多预览五页,下载文档查看全文

此文档下载收益归作者所有

当前文档最多预览五页,下载文档查看全文
温馨提示:
1. 部分包含数学公式或PPT动画的文件,查看预览时可能会显示错乱或异常,文件下载后无此问题,请放心下载。
2. 本文档由用户上传,版权归属用户,天天文库负责整理代发布。如果您对本文档版权有争议请及时联系客服。
3. 下载前请仔细阅读文档内容,确认文档内容符合您的需求后进行下载,若出现内容与标题不符可向本站投诉处理。
4. 下载文档时可能由于网络波动等原因无法下载或下载错误,付费完成后未能成功下载的用户请联系客服处理。