为什么dividend payment会降低股价？

问题如下：

A European put option on a dividend-paying stock is most likely to increase if there is an increase in:

选项：

A.

carrying costs.

B.

the risk-free rate.

C.

dividend payments.

解释：

C is correct. Payments, such as dividends, reduce the value of the underlying which increases the value of a European put option. Carrying costs reduce the value of a European put option. An increase in the risk-free interest rate may decrease the value of a European put option.