NO.PZ2020021203000081
问题如下：
How is a covered call created? How can an equivalent position be created using a put?
选项：
解释：
A covered call is created from a long position in an asset and a short position in a call. Equation S - c = PV(K) - p shows that it is equivalent to a short put position together with a cash position that equals the present value of the strike price.
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