emh01 http://www.eurojournals.com/irjfe_43_04.pdf

来源: marketreflections 于 2011-09-01 16:02:12 [档案] [博客] [旧帖] [给我悄悄话] 阅读数 : (108 bytes)

回答: Eugen Fama puts it: "Theoretically, derivatives increase the ran 由 marketreflections 于 2011-08-31 15:57:34

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