你在option trading 和DT方面的功夫了不得,望尘莫及!

回答: My ATPG puts expired worthlessly this weeklongterminvestor2010-10-17 14:54:50

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actually my theory on DT is just a random walk -longterminvestor- 给 longterminvestor 发送悄悄话 longterminvestor 的博客首页 (315 bytes) () 10/17/2010 postreply 16:40:39

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