很多考虑.但我基本上是通过控制portfolio的delta来觉定是否减仓

来源: putwriter 于 2011-03-06 18:01:05 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.