1.An increase in the riskless rate of interest, other things equal, will:

A)   decrease call option values and decrease put option values.

B)   increase call option values and increase put option values.

C)   decrease call option values and increase put option values.

D)   increase call option values and decrease put option values.

2.A decrease in the riskless rate of interest, other things equal, will:

A)   decrease call option values and increase put option values.

B)   decrease call option values and decrease put option values.

C)   increase call option values and increase put option values.

D)   increase call option values and decrease put option values.

3.For stock options, which of the following will NOT increase put option values and decrease call option values?

A)   An increase in the exercise price.

B)   An unexpected dividend payment on the stock.

C)   A decrease in the riskless rate of interest.

D)   An increase in the riskless rate of interest.

答案和详解如下：

1.An increase in the riskless rate of interest, other things equal, will:

A)   decrease call option values and decrease put option values.

B)   increase call option values and increase put option values.

C)   decrease call option values and increase put option values.

D)   increase call option values and decrease put option values.

The correct answer was D)

An increase in the risk-free rate of interest will increase call option values and decrease put option values.

2.A decrease in the riskless rate of interest, other things equal, will:

A)   decrease call option values and increase put option values.

B)   decrease call option values and decrease put option values.

C)   increase call option values and increase put option values.

D)   increase call option values and decrease put option values.

The correct answer was A)

A decrease in the risk-free rate of interest will decrease call option values and increase put option values.

3.For stock options, which of the following will NOT increase put option values and decrease call option values?

A)   An increase in the exercise price.

B)   An unexpected dividend payment on the stock.

C)   A decrease in the riskless rate of interest.

D)   An increase in the riskless rate of interest.

The correct answer was D)

An increase in the riskless rate of interest will decrease put option values and increase call option values.