PRIN.OF CORPORATE FINANCE
13th Edition
ISBN: 9781260013900
Author: BREALEY
Publisher: RENT MCG
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Chapter 20, Problem 30PS
Summary Introduction
To discuss: Work out the set of bond, stock and options.
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Suppose that put options on a stock with strike prices $18 and $20 cost $2 and $3.50, respectively. How can the options be used to create a bull spread? Construct atable that shows the profit and payoff for the spread.
Finance
Draw payoff diagrams for the following portfolios entered into at times:
( a) A long position in one stock.
( b) A long position of K kr into the money market account.
(c) A short position in one put with strike K kr.
(d) A long position in two calls with strike K kr. (e) Again consider exercise a-d.
Now draw profit diagrams instead of payoff diagrams. Clearly state any assumptions introduced.
What impact does each of the followingparameters have on the value of a call option?(1) Current stock price
Chapter 20 Solutions
PRIN.OF CORPORATE FINANCE
Ch. 20 - Vocabulary Complete the following passage: A _____...Ch. 20 - Option payoffs Note Figure 20.12 below. Match each...Ch. 20 - Option payoffs Look again at Figure 20.12. It...Ch. 20 - Option payoffs What is a call option worth at...Ch. 20 - Option payoffs The buyer of the call and the...Ch. 20 - Option combinations Suppose that you hold a share...Ch. 20 - Option combinations Dr. Livingstone 1. Presume...Ch. 20 - Option combinations Suppose you buy a one-year...Ch. 20 - Option combinations Suppose that Mr. Colleoni...Ch. 20 - Option combinations Option traders often refer to...
Ch. 20 - Prob. 11PSCh. 20 - Option combinations Discuss briefly the risks and...Ch. 20 - Put-call parity A European call and put option...Ch. 20 - Putcall parity a. If you cant sell a share short,...Ch. 20 - Putcall parity The common stock of Triangular File...Ch. 20 - Put-call parity What is put-call parity and why...Ch. 20 - Putcall parity There is another strategy involving...Ch. 20 - Putcall parity It is possible to buy three-month...Ch. 20 - Putcall parity In April 2017, Facebooks stock...Ch. 20 - Option bounds Pintails stock price is currently...Ch. 20 - Option values How does the price of a call option...Ch. 20 - Option values Respond to the following statements....Ch. 20 - Option values FX Bank has succeeded in hiring ace...Ch. 20 - Option values Is it more valuable to own an option...Ch. 20 - Option values Youve just completed a month-long...Ch. 20 - Option values Table 20.4 lists some prices of...Ch. 20 - Option bounds Problem 21 considered an arbitrage...Ch. 20 - Prob. 30PSCh. 20 - Prob. 31PSCh. 20 - Prob. 32PS
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- 28. What is the relationship between option prices and time to expiration, volatility of the underlying stocks, and the exercise price?arrow_forwardDraw the profit diagram (profit not payoff) of a portfolio consisting of a long position in two call options with exercise price ?, a short position in five call options with exercise price 2? and a long position in four call options with exercise price 3?. All options have the same maturity date and the same underlying stock. Clearly state any assumptions made. Is the cost of the portfolio positive?arrow_forwardDiscuss the risks and payoffs of the following positions, accompanied by payoff graphs. Buy a bond. Buy stock, buy a put, and sell a call. Sell a put (naked put).arrow_forward
- How do you find the market risk premium and market expected return given the expected return of stock, beta, and risk free rate? Example: The expected return of a stock with a beta of 1.2 is 16.2%. Calculate the market risk premium and the market expected return, given a risk-free rate of 3%.arrow_forwarda. Explain how and why an increase in each of the following affects the prices of both call and putoptions, holding all other variables constant: i. The current stock price ii. The strike pricearrow_forwarda) Carefully draw the payoff diagram of a portfolio consisting of a long position in two call options with exercise price ?, a short position in five call options with exercise price 2? and a long position in four call options with exercise price 3?. All options have the same maturity date and the same underlying stock. What reasons could a speculator have for holding such a portfolio (explain in detail)? b) Draw the profit diagram of the portfolio above (and clearly state any assumptions you make). Recall that the profit is equal to the difference between the payoff of the portfolio at expiry (maturity) date and the cost of the portfolio. Is the cost of the portfolio positive?arrow_forward
- Three put options on a stock have the same expiration date and strike prices of $55, $60, and $65. The market prices are $3, $5, and $8, respectively. Explain how a butterfly spread can be created. Draw a profit diagram of your strategy to communicate the range of stock prices that the butterfly spread would lead to a loss. (When you draw a profit diagram, please, do consider option premia.arrow_forwardAssume the stock’s future prices of stock A and stock B as the following distribution State Future Price Stock A Future price Stock B 1 $10 $7 2 $8 $9 If the time 1 price of stock A is $6, and the time 1 price of stock B is $5. And C1 represents the time 1 price of claim on state 1, C2 represents the time 1 price of claim on state 2 Use the information about stock prices and payoffs to Find the time 1 price C1 and C2. Find the risk–free rate of return, obtained in this market.arrow_forwardAssume that you have been given the following information on Purcell Industries' call options: Current stock price = $14 Strike price of option = $13 Time to maturity of option = 9 months Risk-free rate = 6% Variance of stock return = 0.16 d1 = 0.51704 N(d1) = 0.69744 d2 = 0.17063 N(d2) = 0.56774 According to the Black-Scholes option pricing model, what is the option's value?arrow_forward
- Suppose that many stocks are traded in the market and that it is possible to borrow at the risk-free rate, Rf. The characteristics of two of the stocks are as follows: Stock Expected ret Standard dev A 8% 40% B 13% 60% Correlation = -1 Could the equilibrium risk-free rate be greater than 10%? (HINT: Can a particular stock portfolio be substituted for the risk-free rate?)arrow_forwarda) Carefully draw the payoff diagram of a portfolio consisting of a long position in two call options with exercise price K, a short position in five call options with exercise price 2K and a long position in four call options with exercise price 3K. All options have the same maturity date and the same underlying stock. What reasons could a speculator have for holding such a portfolio (explain in detail)? b) Draw the profit diagram of the portfolio above (and clearly state any assumptions you make). Recall that the profit is equal to the difference between the payoff of the portfolio at expiry (maturity) date and the cost of the portfolio. Is the cost of the portfolio positive?arrow_forwardDescribe the effect of a change in each of the following factorson the value of a call option: (1) stock price, (2) exercise price,(3) option life, (4) risk-free rate, and (5) stock return standarddeviation (i.e., risk of stock).arrow_forward
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