Question 1

A tree is constructed to value an option on an index which is currently worth 100 and has a volatility of 25%.The index provides a dividend yield of 2%.Another tree is constructed to value an option on a non-dividend-paying stock which is currently worth 100 and has a volatility of 25%.

Accepted Answer

A)  The parameters p and u are the same for both trees
B)  The parameter p is the same for both trees but u is not
C)  The parameter u is the same for both trees but p is not
D)  None of the aboveE) All of the above
F) A) and B)

Question 2

The current price of a non-dividend-paying stock is $30.Over the next six months it is expected to rise to $36 or fall to $26.Assume the risk-free rate is zero.
-An investor sells call options with a strike price of $32.What is the value of each call option?

Accepted Answer

A)  $1.6
B)  $2.0
C)  $2.4
D)  $3.0E) B) and C)
F) A) and C)

Question 3

Which of the following are NOT true?

Accepted Answer

A)  Risk-neutral valuation and no-arbitrage arguments give the same option prices
B)  Risk-neutral valuation involves assuming that the expected return is the risk-free rate and then discounting expected payoffs at the risk-free rate
C)  A hedge set up to value an option does not need to be changed
D)  All of the aboveE) A) and B)
F) B) and C)

Question 4

The current price of a non-dividend-paying stock is $30.Over the next six months it is expected to rise to $36 or fall to $26.Assume the risk-free rate is zero.
-What is the risk-neutral probability of that the stock price will be $36?

Accepted Answer

A)  0.6
B)  0.5
C)  0.4
D)  0.3E) A) and B)
F) B) and C) C

Question 5

In a binomial tree created to value an option on a stock,what is the expected return on the option?

Accepted Answer

A)  Zero
B)  The return required by the market
C)  The risk-free rate
D)  It is impossible to know without more informationE) A) and B)
F) A) and C)

Question 6

The current price of a non-dividend paying stock is $30.Use a two-step tree to value a European call option on the stock with a strike price of $32 that expires in 6 months.Each step is 3 months,the risk free rate is 8% per annum with continuous compounding.What is the option price when u = 1.1 and d = 0.9?

Accepted Answer

A)  $1.29
B)  $1.49
C)  $1.69
D)  $1.89E) C) and D)
F) A) and D)

Question 7

Which of the following describes how American options can be valued using a binomial tree?

Accepted Answer

A)  Check whether early exercise is optimal at all nodes where the option is in-the-money
B)  Check whether early exercise is optimal at the final nodes
C)  Check whether early exercise is optimal at the penultimate nodes and the final nodes
D)  None of the aboveE) B) and D)
F) C) and D)

Question 8

The current price of a non-dividend paying stock is $30.Use a two-step tree to value a European put option on the stock with a strike price of $32 that expires in 6 months.Each step is 3 months,the risk free rate is 8%,and u = 1.1 and d = 0.9.

Accepted Answer

A)  $2.24
B)  $2.44
C)  $2.64
D)  $2.84E) All of the above
F) A) and B)

Question 9

If the volatility of a stock is 20% per annum and a risk-free rate is 5% per annum,which of the following is closest to the Cox,Ross,Rubinstein parameter p for a tree with a three-month time step?

Accepted Answer

A)  0.50
B)  0.54
C)  0.58
D)  0.62E) C) and D)
F) All of the above

Question 10

The current price of a non-dividend paying stock is $50.Use a two-step tree to value an American put option on the stock with a strike price of $48 that expires in 12 months.Each step is 6 months,the risk free rate is 5% per annum,and the volatility is 20%.Which of the following is the option price?

Accepted Answer

A)  $1.95
B)  $2.00
C)  $2.05
D)  $2.10E) C) and D)
F) A) and C)

Question 11

The current price of a non-dividend-paying stock is $40.Over the next year it is expected to rise to $42 or fall to $37.An investor buys put options with a strike price of $41.
-What is the value of each option? The risk-free interest rate is 2% per annum with continuous compounding.

Accepted Answer

A)  $3.93
B)  $2.93
C)  $1.93
D)  $0.93E) A) and C)
F) A) and D)

Question 12

In a binomial tree created to value an option on a stock,the expected return on stock is

Accepted Answer

A)  Zero
B)  The return required by the market
C)  The risk-free rate
D)  It is impossible to know without more informationE) B) and D)
F) C) and D)

Question 13

If the volatility of a stock is 20% per annum and a risk-free rate is 5% per annum,which of the following is closest to the Cox,Ross,Rubinstein parameter u for a tree with a three-month time step?

Accepted Answer

A)  1.05
B)  1.07
C)  1.09
D)  1.11E) A) and B)
F) A) and C)

Question 14

The current price of a non-dividend-paying stock is $40.Over the next year it is expected to rise to $42 or fall to $37.An investor buys put options with a strike price of $41.
-Which of the following is necessary to hedge the position?

Accepted Answer

A)  Buy 0.2 shares for each option purchased
B)  Sell 0.2 shares for each option purchased
C)  Buy 0.8 shares for each option purchased
D)  Sell 0.8 shares for each option purchasedE) A) and B)
F) All of the above C

Question 15

Which of the following is true for a call option on a stock worth $50?

Accepted Answer

A)  As a stock's expected return increases the price of the option increases
B)  As a stock's expected return increases the price of the option decreases
C)  As a stock's expected return increases the price of the option might increase or decrease
D)  As a stock's expected return increases the price of the option on the stock stays the sameE) B) and C)
F) A) and D)

Question 16

A stock is expected to return 10% when the risk-free rate is 4%.What is the correct discount rate to use for the expected payoff on an option in the real world?

Accepted Answer

A)  4%
B)  10%
C)  More than 10%
D)  It could be more or less than 10%E) A) and B)
F) C) and D)

Question 17

When moving from valuing an option on a non-dividend paying stock to an option on a currency which of the following is true?

Accepted Answer

A)  The risk-free rate is replaced by the excess of the domestic risk-free rate over the foreign risk-free rate in all calculations
B)  The formula for u changes
C)  The risk-free rate be replaced by the excess of the domestic risk-free rate over the foreign risk-free rate for discounting
D)  The risk-free rate be replaced by the excess of the domestic risk-free rate over the foreign risk-free rate when p is calculatedE) All of the above
F) A) and C) D

Question 18

Which of the following describes delta?

Accepted Answer

A)  The ratio of the option price to the stock price
B)  The ratio of the stock price to the option price
C)  The ratio of a change in the option price to the corresponding change in the stock price
D)  The ratio of a change in the stock price to the corresponding change in the option priceE) A) and B)
F) A) and C)

Question 19

The current price of a non-dividend-paying stock is $30.Over the next six months it is expected to rise to $36 or fall to $26.Assume the risk-free rate is zero.
-An investor sells call options with a strike price of $32. Which of the following hedges the position?

Accepted Answer

A)  Buy 0.6 shares for each call option sold
B)  Buy 0.4 shares for each call option sold
C)  Short 0.6 shares for each call option sold
D)  Short 0.4 shares for each call option soldE) C) and D)
F) None of the above

Question 20

Which of the following is NOT true in a risk-neutral world?

Accepted Answer

A)  The expected return on a call option is independent of its strike price
B)  Investors expect higher returns to compensate for higher risk
C)  The expected return on a stock is the risk-free rate
D)  The discount rate used for the expected payoff on an option is the risk-free rateE) All of the above
F) C) and D)

Exam 12: Introduction to Binomial Trees

A tree is constructed to value an option on an index which is currently worth 100 and has a volatility of 25%.The index provides a dividend yield of 2%.Another tree is constructed to value an option on a non-dividend-paying stock which is currently worth 100 and has a volatility of 25%.

Correct Answer
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The current price of a non-dividend-paying stock is $30.Over the next six months it is expected to rise to $36 or fall to $26.Assume the risk-free rate is zero. -An investor sells call options with a strike price of $32.What is the value of each call option?

Correct Answer
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Which of the following are NOT true?

Correct Answer
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The current price of a non-dividend-paying stock is $30.Over the next six months it is expected to rise to $36 or fall to $26.Assume the risk-free rate is zero. -What is the risk-neutral probability of that the stock price will be $36?

Correct Answer
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C

In a binomial tree created to value an option on a stock,what is the expected return on the option?

Correct Answer
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Correct Answer
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Which of the following describes how American options can be valued using a binomial tree?

Correct Answer
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The current price of a non-dividend paying stock is $30.Use a two-step tree to value a European put option on the stock with a strike price of $32 that expires in 6 months.Each step is 3 months,the risk free rate is 8%,and u = 1.1 and d = 0.9.

Correct Answer
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If the volatility of a stock is 20% per annum and a risk-free rate is 5% per annum,which of the following is closest to the Cox,Ross,Rubinstein parameter p for a tree with a three-month time step?

Correct Answer
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The current price of a non-dividend paying stock is $50.Use a two-step tree to value an American put option on the stock with a strike price of $48 that expires in 12 months.Each step is 6 months,the risk free rate is 5% per annum,and the volatility is 20%.Which of the following is the option price?

Correct Answer
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The current price of a non-dividend-paying stock is $40.Over the next year it is expected to rise to $42 or fall to $37.An investor buys put options with a strike price of $41. -What is the value of each option? The risk-free interest rate is 2% per annum with continuous compounding.

Correct Answer
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In a binomial tree created to value an option on a stock,the expected return on stock is

Correct Answer
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If the volatility of a stock is 20% per annum and a risk-free rate is 5% per annum,which of the following is closest to the Cox,Ross,Rubinstein parameter u for a tree with a three-month time step?

Correct Answer
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The current price of a non-dividend-paying stock is $40.Over the next year it is expected to rise to $42 or fall to $37.An investor buys put options with a strike price of $41. -Which of the following is necessary to hedge the position?

Correct Answer
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C

Which of the following is true for a call option on a stock worth $50?

Correct Answer
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A stock is expected to return 10% when the risk-free rate is 4%.What is the correct discount rate to use for the expected payoff on an option in the real world?

Correct Answer
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When moving from valuing an option on a non-dividend paying stock to an option on a currency which of the following is true?

Correct Answer
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D

Which of the following describes delta?

Correct Answer
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The current price of a non-dividend-paying stock is $30.Over the next six months it is expected to rise to $36 or fall to $26.Assume the risk-free rate is zero. -An investor sells call options with a strike price of $32. Which of the following hedges the position?

Correct Answer
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Which of the following is NOT true in a risk-neutral world?

Correct Answer
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Exam 12: Introduction to Binomial Trees

A tree is constructed to value an option on an index which is currently worth 100 and has a volatility of 25%.The index provides a dividend yield of 2%.Another tree is constructed to value an option on a non-dividend-paying stock which is currently worth 100 and has a volatility of 25%.

Correct AnswerverifiedShow Answer

The current price of a non-dividend-paying stock is $30.Over the next six months it is expected to rise to $36 or fall to $26.Assume the risk-free rate is zero. -An investor sells call options with a strike price of $32.What is the value of each call option?

Correct AnswerverifiedShow Answer

Which of the following are NOT true?

Correct AnswerverifiedShow Answer

The current price of a non-dividend-paying stock is $30.Over the next six months it is expected to rise to $36 or fall to $26.Assume the risk-free rate is zero. -What is the risk-neutral probability of that the stock price will be $36?

Correct AnswerverifiedC

In a binomial tree created to value an option on a stock,what is the expected return on the option?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Which of the following describes how American options can be valued using a binomial tree?

Correct AnswerverifiedShow Answer

The current price of a non-dividend paying stock is $30.Use a two-step tree to value a European put option on the stock with a strike price of $32 that expires in 6 months.Each step is 3 months,the risk free rate is 8%,and u = 1.1 and d = 0.9.

Correct AnswerverifiedShow Answer

If the volatility of a stock is 20% per annum and a risk-free rate is 5% per annum,which of the following is closest to the Cox,Ross,Rubinstein parameter p for a tree with a three-month time step?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

The current price of a non-dividend-paying stock is $40.Over the next year it is expected to rise to $42 or fall to $37.An investor buys put options with a strike price of $41. -What is the value of each option? The risk-free interest rate is 2% per annum with continuous compounding.

Correct AnswerverifiedShow Answer

In a binomial tree created to value an option on a stock,the expected return on stock is

Correct AnswerverifiedShow Answer

If the volatility of a stock is 20% per annum and a risk-free rate is 5% per annum,which of the following is closest to the Cox,Ross,Rubinstein parameter u for a tree with a three-month time step?

Correct AnswerverifiedShow Answer

The current price of a non-dividend-paying stock is $40.Over the next year it is expected to rise to $42 or fall to $37.An investor buys put options with a strike price of $41. -Which of the following is necessary to hedge the position?

Correct AnswerverifiedC

Which of the following is true for a call option on a stock worth $50?

Correct AnswerverifiedShow Answer

A stock is expected to return 10% when the risk-free rate is 4%.What is the correct discount rate to use for the expected payoff on an option in the real world?

Correct AnswerverifiedShow Answer

When moving from valuing an option on a non-dividend paying stock to an option on a currency which of the following is true?

Correct AnswerverifiedD

Which of the following describes delta?

Correct AnswerverifiedShow Answer

The current price of a non-dividend-paying stock is $30.Over the next six months it is expected to rise to $36 or fall to $26.Assume the risk-free rate is zero. -An investor sells call options with a strike price of $32. Which of the following hedges the position?

Correct AnswerverifiedShow Answer

Which of the following is NOT true in a risk-neutral world?

Correct AnswerverifiedShow Answer

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C

Correct Answer
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C

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D

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