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- UID
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- 帖子
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- 主题
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- 2011-7-11
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- 2014-8-7
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If you have in your mind, how the particular strategy will look, then it is easier to solve the problem.
For eg: Think about how a covered call will look on a graph. If you can visualize that, then it gets easy. |
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发表于 2013-4-3 04:41
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