B
C是錯的"The volatility of the underlying asset is critical to the value of an option. Options reveal more about volatility than about spot prices. Futures, forwards, and swaps are more directly related to price discovery.
"
为什么呢?
[此贴子已经被作者于2009-3-12 15:04:56编辑过] | 
发表于 2008-9-12 01:47
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