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发表于 2012-4-2 13:07
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Granite Investment Bank provides investment and risk management advice to large investors. Granite also advises corporations on the issuance of securities. Jill Carr is a senior portfolio manager for the firm.
One of Granite’s corporate clients, Argyle Inc., is planning to issue a USD10 million, 5-year, floating-rate bond. The firm has an AA credit rating and expects to pay a 125 bp premium to comparable maturity Treasuries (which currently have a 4.2% yield to maturity). Argyle’s CFO, Tom Davis, is concerned about increases in interest rate volatility and a possible increase in interest rates, but believes the spread to Treasuries will remain constant.
Granite also has an investor who would like to hedge the credit risk of a bond using either a binary credit put option or credit spread call option. The semi-annual bonds were issued at par by the Stedman Corporation with a 5.5% coupon and an original 5-year maturity.
The strike price on the put option is 200 bp to comparable maturity Treasuries. The credit spread call option has a strike spread of 190 bp, a notional principal of USD10 million, and specifies the benchmark rate as the 4-year Treasury rate with a risk factor of 3.2.
After one year has passed, the bond’s rating has decreased to BBB, the yield to maturity (YTM) on 4-year Treasuries has fallen to 3.9%, and the Stedman bonds are trading with a YTM of 6.2%.
During a presentation to investors, Carr discusses commodity derivative contracts as investments and risk reduction devices. Discussing her presentation, Carr describes a strategy where an investor can take one position in crude oil and an opposite position in gasoline and heating oil. She illustrates this hedge with the following example. Suppose crude oil was overpriced relative to gasoline and heating oil. Furthermore, 7 gallons of crude oil produces 4 gallons of gasoline and 3 gallons of heating oil. The investor would go short 7 crude oil futures contracts and long 4 gasoline futures contracts and long 3 heating oil futures contracts. Carr states that this is known as a crack spread and is a perfect hedge.
Later in the afternoon, Carr discusses the pricing of commodity futures contracts with Tonya Dugans, her assistant. Carr states that the futures price will incorporate the spot price, the risk-free rate, the convenience yield, and storage costs. Dugans states that the futures price will be higher when the convenience yield and storage costs are higher.
Carr points out that positions in storable commodities can be a good hedge against inflation. She states, however, that non-storable commodities, such as agricultural commodities, do not provide as good an inflation hedge as do storable commodities, such as oil. In order to most effectively protect Argyle from the expected change in interest rates on their anticipated borrowing costs, Davis should: | B)
| buy an interest rate cap. |
| C)
| enter into a swap as the fixed payer. |
|
The borrowing costs for Argyle will be higher if rates rise, so an effective hedge will generate profits when rates rise. If interest rates rise, the interest rate cap, which is a series of interest rate calls, will provide a payoff. To fully hedge the floating interest payments on the bond, Argyle would buy an interest rate cap with a maturity of five years. The other responses will not provide an effective hedge for Argyle. Bond futures will decrease in value when interest rates rise. Since interest rate volatility is expected to increase this means interest rates are likely to fall as well as increase. Being the fixed rate payer in an interest rate swap will experience losses in the event interest rates fall. This is not a position the firm will want to undertake. (Study Session 15, LOS 37.d)
What is the value of the binary credit put option to an owner of USD10 million of Stedman bonds one year after bond issuance?
The strike price is the PV of the bond (5.5% coupon, 4 years to maturity) at a 5.9% YTM (= 3.9% + 2.0%), which is 98.593 (% of par). On your TI-BAII Plus, the inputs are: 5.9/2=I/Y; 27.50=PMT; 1000=FV; 8=N; CPT PV= 985.93.
The current bond value is the PV with a yield to maturity of 6.2%, which is 97.553 (% of par). On your TI-BAII Plus, the inputs are: 6.2/2=I/Y; 27.50=PMT; 1000=FV; 8=N; CPT PV= 975.53. The option is in the money by (0.98593 − 0.97553) × 10,000,000 = $104,000. (Study Session 10, LOS 25.g)
What is the value of the credit spread call option to an owner of USD10 million of Stedman bonds one year after bond issuance? A)
| 0, they are out-of-the-money. |
| | |
Given the relevant yield of 6.2% relative to the Treasury yield of 3.9%, the spread on the bonds is 2.3% (= 6.2% − 3.9%). This is greater than the strike spread of 1.9%, so the option is in the money.
The option value is Max (0, 0.023 − 0.019)(3.2)(10,000,000) = $128,000. (Study Session 10, LOS 25.g)
Regarding her statements about commodity contracts, Carr is: | B)
| incorrect because this will not be a perfect hedge. |
| C)
| incorrect because her example is not representative of a commodity contract strategy. |
|
Carr is incorrect. This crack spread will not create a perfect hedge because crude oil can be used for other outputs such as jet fuel. This strategy is also known as a commodity spread. (Study Session 13, LOS 33.b)
Regarding her statements about pricing commodity contracts, Dugans is: A)
| incorrect because the futures price will be higher when the convenience yield is lower. |
| | C)
| incorrect because the futures price will be higher when storage costs are lower. |
|
Dugans is incorrect because the futures price will be higher when the convenience yield is lower. In other words, when an asset does not have value for its convenience yield, holding the spot asset will not be as advantageous and the futures contract will be more attractive. Dugans is correct, though, that higher storage costs for the spot asset will make the futures contract more attractive. (Study Session 13, LOS 33.b)
Regarding her statements about commodities as inflation hedges, Carr is: | B)
| incorrect because non-storable commodities provide an inflation hedge. |
| C)
| incorrect because storable commodities do not provide an inflation hedge. |
|
Carr is correct. Positions in storable commodities are a hedge against inflation. Non-storable commodities do not provide as good a hedge as they tend to have a negative correlation with inflation. (Study Session 13, LOS 31.o) |
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