期货与期权

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1、Chapter 1-3 March 29Chapter 4-6 April 19Chapter 7-9 May 17Chapter 1 Introduction1.2 Explain carefully the difference between hedging, speculation, and arbitrage.1.27 The current price of a stock is $94, and 3-month European call options with a strike price of $95 currently sell for $4.70. An investo

2、r who feels that the price of the stock will increase is trying to decide between buying 100 shares and buying 2,000 call options (=20 contracts). Both strategies involve an investment of $9,400. What advice would you give How high does the stock price have to rise for the option strategy to be more

3、 profitableChapter 2 Mechanics of futures market2.15 At the end of one day a clearinghouse member is long 100 contracts, and the settlement price is $50,000 per contract. The original margin is $2,000 per contract. On the following day the member becomes responsible for clearing an additional 20 lon

4、g contracts, entered into at a price of $51,000 per contract. The settlement price at the end of this day is $50,200. How much does the member have to add to its margin account with the exchange clearinghouse2.24 A cattle farmer expects to have 120,000 pounds of live cattle to sell in 3 months. The

5、live cattle futures contract on the Chicago Mercantile Exchange is for the delivery of 40,000 pounds of cattle. How can the farmer use the contract for hedging From the farmers viewpoint, what are the pros and cons of hedgingChapter 3 Hedging strategies using futures3.5 Give three reasons why the tr

6、easurer of a company might not hedge the companys exposure to a particular risk.3.24 It is July 16. A company has a portfolio of stocks worth $100 million. The beta of the portfolio is 1.2. The company would like to use the CME December futures contract on the S&P 500 to change the beta of the portf

7、olio to 0.5 during the period July 16 to November 16. The index futures price is currently 1,000, and each contract is on $250 times the index.(a) What position should the company take(b) Suppose that the company changes its mind and decides to increase the beta of the portfolio from 1.2 to 1.5. Wha

8、t position in futures contracts should it takeChapter 4 Interest rate4.26 The 6-month, 12-month, 18-month, and 24-month zero rates are 4%, 4.5%, 4.75%, and 5%, with semiannual compounding. What is the 2-year par yield What is the yield on a 2-year bond that pays a coupon equal to the par yield4.28 P

9、ortfolio A consists of a 1-year zero-coupon bond with a face value of $2,000and a 10-year zero-coupon bond with a face value of $6,000. Portfolio B consists of 5.95-year zero-coupon bondwith a face value of $5,000. The current yield on all bonds is 10% per annum.(a) Show that both portfolios have th

10、e same duration.(b) Show that the percentage changes in the values of the two portfolios for a 0.1% per annum increase in yields are the same.(c) What are the percentage changes in the values of the two portfolios for a 5% per annum increase in yieldsChapter 5 Determination of forward and futures pr

11、ices5.25 A bank offers a corporate client a choice between borrowing cash at 11% per annum and borrowing gold at 2% per annum. ( If gold is borrowed, interest must be repaid in gold. Thus, 100 ounces borrowed today would require 102 ounces to be repaid in 1 year.) The risk-free interest rate is 9.25

12、% per annum, and storage costs are 0.5% per annum. Discuss whether the rate of interest on the gold loan is too high or too low in relation to the rate of interest on the cash loan. The interest rates on the two loans are expressed with annual compounding. The risk-free interest rate and storage cos

13、ts are expressed with continuous compounding.5.27 A trader owns gold as part of a long-term investment portfolio. The trader can buy gold for $550 per ounce and sell it for $549 per ounce. The trader can borrow funds at 6% per year and invest funds at 5.5% per year (both interest rates are expressed

14、 with annual compounding). For what range of 1-year forward prices of gold does the trader have no arbitrage opportunities Assume there is no bid-offer spread for forward prices.Chapter 6 Interest rate futures6.25 The futures price for the June 2009 CBOT bond futures contract is 118-23.(a) Calculate

15、 the conversion factor for a bond maturing on January 1, 2025, paying a coupon of 10%.(b) Calculate the conversion factor for a bond maturing on October 1, 2030, paying a coupon of 7%.(c) Suppose that the quoted prices of the bonds in (a) and (b) are 169.00 and 136.00, respectively. Which bond is ch

16、eaper to deliver(d) Assuming that the cheapest-to-deliver bond is actually delivered, what is the cash price received for the bond6.26 A portfolio manager plans to use a Treasury bond futures contract to hedge a bond portfolio over the next 3 months. The portfolio is worth $100 million and will have

17、 a duration of 4.0 years in 3 months. The futures price is 122, and each futurescontract is on $100,000 of bonds. The bond that is expected to be cheapest to deliver will have a duration of 9.0 years at that maturity of the futures contract. What position in futures contracts is required(a) What adj

18、ustments to the hedge are necessary if after 1 month the bond that is expected to be cheapest to deliver changes to one with a duration of 7 years(b) Suppose that all rates increase over the next 3 months, but long-term rates increase less than short-term and medium-term rates. What is the effect of

19、 this on the performance of the hedgeChapter 7 Swaps7.3 A $100 million interest rate swap has a remaining life of 10 months. Under the terms of the swap, 6-month LIBOR is exchanged for 7% per annum (compounded semiannually). The average of the bid-offer rate being exchanged for 6-month LIBOR in swap

20、s of all maturities is currently 5% per annum with continuous compounding. The 6-month LIBOR rate was 4.6% per annum 2 months ago. What is the current value of the swap to the party paying floating What is its value to the party paying fixed7.20 Company A, a British manufacturer, wishes to borrow US

21、 dollars at a fixed rate of interest, Company B, a US multinational, wishes to borrow sterling at a fixed rate of interest. They have been quoted the following rates per annum (adjusted for differential tax effects):Company ACompany BSterling11.0%10.6%US dollar7.0%6.2%Design a swap that will net a b

22、ank, acting as intermediary, 10 basis points per annum and that will produce a gain of 15 basis points per annum for each of the two companies.Chapter 8 Mechanics of options markets8.17 Consider an exchange-traded call option contract to buy 500 shares with a strike price of $40 and maturity in 4 mo

23、nths. Explain how the terms of the option contract change when there is : (a) a 10%stock dividend; (b) a 10% cash dividend; and (c) a 4-for-1 stock split.8.23 The price of a stock is $40. The price of a 1-year European put option on the stock with a strike price of $30 is quoted as $7 and the price

24、of a 1-year European calloption on the stock with a strike price of $50 is quoted as $5. Suppose that an investor buys 100 shares, shorts 100 call options, and buys 100 put options. Draw a diagram illustrating how the investorofitsorlosspr varies with the stock price over the next year. How does you

25、r answer change if the investor buys 100 shares, short 200 call options, and buys 200 put optionsChapter 9 Properties of stock options9.22 A European call option and put option on a stock both have a strike price of $20 and an expiration date in 3 months. Both sell for $3. The risk-free interest rat

26、e is 10% per annum, the current stock price is $19, and a $1 dividend is expected in 1 month. Identify the arbitrage opportunity open to a trader.9.25 Suppose that you are the manager and sole owner of a highly leveraged company. All the debt will mature in one year. If at that time the value of the

27、 company is greater than the face value of the debt, you will pay off the debt. If the value of the company is less than the face value of the debt, you will declare bankruptcy and the debt holders will own the company.a. Express your position as an option on the value of the company.b. Express the position of the debt holders in terms of options on the value of the company.c. What can you do to increase the value of your position