NO.PZ2020012001000015
问题如下：
If the options (concerning delivery times and what can be delivered) available to the party with a short position are increased, do you think the futures price increases or decreases? [Hint: An option always has a positive value to the holder of the option.]
选项：
解释：
The more options that the party with a short position has the more attractive the contract is to that party. They are therefore prepared to agree to a lower delivery price. Options available to the party with a short position therefore tend to lower the delivery price.
老师，我可以理解为short头寸变多了，导致价格下降么？
