基于复杂网络的社会财富演化模型.pdf

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1、127ò16ÏXÚó§ÆVol.27No.62012c12JOURNALOFSYSTEMSENGINEERINGDec.2012ÄuE,ä¬ãLüz.´=,pà(ƲLÆ,ìÀ266071)Á:A^E,änØ,(Ü&EØé¡5,¬ãLØäO±9>SAA:,©Û·IãL©ÙØþï5.nØ©ÛÚýÁL²,ãL©ÙÑl·Ü.©Ù,=¥$ÂöÑlê©Ù,pÂöÑlø÷©Ù,·Iy¢¬¥ãL©Ù/ª¬Ü.ý©ÛuyX(ëêO,¬ãLà8ÝØä¯,ÏLOÄZXê¬ãL©Øþï53ÅìO,ÙOÇ´Åìü$

2、.'c:ãL©Ù;Û.ä;ø÷©Ù;ÄZXê¥ã©aÒ:TP273©zI£è:A©Ù?Ò:1000−5781(2012)06−0719−08EvolvingmodelofsocialwealthbasedoncomplexnetworksLULan,GAOQi-sheng(SchoolofEconomics,QingdaoUniversity,Qingdao266071,China)Abstract:Basedonthecomplexnetworktheory,thispaperanalyzestheinequalityofChina'swealth

3、dis-tributionconsideringfeaturesofinformationalasymmetry,wealthincreasing,themarginaleffectandsoon.Accordingtothetheoreticalanalysisandsimulationresults,thispaperconcludesthatthewealthdistributionfollowsamixedformdistributioninourmodel,whichisanexponentialwealthdistributionwithapo

4、werlawtailinaccordancewiththeempiricaldata.Thiscandescribethewealthdistributionofoursocietyexactly.Bysimulation,thispapersummarizesthat,withtheincreasingofstructuralparameters,thecondensationspeedofoursocialwealthisaccelerated.ThroughthecomputingoftheGiniindex,thispaperdrawsthecon

5、clusionthattheinequalityofwealthdistributionisincreasing,butatadecreasingrate.Keywords:wealthdistribution;local-worldnetworks;Paretodistribution;Giniindex1ÚÚÚóóóCc5,E,䮤«g,.Ú

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