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- UID
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- 帖子
- 241
- 主题
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- 注册时间
- 2011-5-24
- 最后登录
- 2012-9-12
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| is specific risk(numerator) under TB model a unsystem risk? is this specific risk same as the specific risk under active risk square=factor risk +specific risk? what's the relation ship between factor variance and factor rik? |
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发表于 2011-7-13 16:43
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