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jianhongnet 发表于 2010-12-11 17:50 1# gxl0814 An explicit bound on individual assets' deviations from APT pricing in a finite economy* 1 PH Dybvig - Journal of Financial Economics, 1983 - Elsevier
jianhongnet 发表于 2010-12-11 18:07 you see the other http://www.pinggu.org/bbs/thread-295915-1-1.html