问题如下图:
选项:
A.
B.
C.
D.
解释:
老师,请教个问题,是不是从long的角度出发,ATM call的delta=0.5,ATM put 的delta=-0.5.但从short的角度出发,ATM call=-0.5,ATM put=0.5? 我的记忆有错吗?
NO.PZ2016082404000027问题如下 A 90-y European put option on Microsoft hexercise priof $30. The current market price for Microsoft is $30. The lta for this option is close to -1 -0.5 0.5 1 ANSWER: B The option is ATM because the strike priis close to the spot price. This is a put, so the lta must close to -0.5. 请问是哪的知识点。。。。
没有太理解,为什么是-0.5