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- UID
- 223313
- 帖子
- 282
- 主题
- 121
- 注册时间
- 2011-7-11
- 最后登录
- 2013-8-19
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for put, american is different from european style.
For american -- max (0, exercise price - spot price)
For European - max(0, exercise price /RFR - spot price)
Because for American you can exercise it immediately, so for present value you dont have to discount it. |
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发表于 2011-7-13 16:50
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