ch01hullofod8thedition

Chapter 1IntroductionOptions, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*

Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012

What is a Derivative?A derivative is an instrument whose value depends on, or is derived from, the value of another asset.Examples: futures, forwards, swaps, options, exotics Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Why Derivatives Are ImportantDerivatives play a key role in transferring risks in the economyThe underlying assets include stocks, currencies, interest rates, commodities, debt instruments, electricity, insurance payouts, the weather, etcMany financial transactions have embedded derivativesThe real options approach to assessing capital investment decisions has become widely accepted

Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


How Derivatives Are TradedOn exchanges such as the Chicago Board Options ExchangeIn the over-the-counter (OTC) market where traders working for banks, fund managers and corporate treasurers contact each other directlyOptions, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Size of OTC and Exchange-Traded Markets(Figure 1.1, Page 3)Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*Source: Bank for International Settlements. Chart shows total principal amounts for OTC market and value of underlying assets for exchange market


The Lehman Bankruptcy (Business Snapshot 1.10)Lehmans filed for bankruptcy on September 15, 2008. This was the biggest bankruptcy in US historyLehman was an active participant in the OTC derivatives markets and got into financial difficulties because it took high risks and found it was unable to roll over its short term fundingIt had hundreds of thousands of transactions outstanding with about 8,000 counterpartiesUnwinding these transactions has been challenging for both the Lehman liquidators and their counterparties Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


How Derivatives are UsedTo hedge risksTo speculate (take a view on the future direction of the market)To lock in an arbitrage profitTo change the nature of a liabilityTo change the nature of an investment without incurring the costs of selling one portfolio and buying anotherOptions, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Foreign Exchange Quotes for GBP, May 24, 2010 (See page 5)Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*

BidOfferSpot1.44071.44111-month forward1.44081.44133-month forward1.44101.44156-month forward1.44161.4422


Forward PriceThe forward price for a contract is the delivery price that would be applicable to the contract if were negotiated today (i.e., it is the delivery price that would make the contract worth exactly zero)The forward price may be different for contracts of different maturities (as shown by the table)Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


TerminologyThe party that has agreed to buy has what is termed a long positionThe party that has agreed to sell has what is termed a short position



Example (page 5)On May 24, 2010 the treasurer of a corporation enters into a long forward contract to buy 1 million in six months at an exchange rate of 1.4422This obligates the corporation to pay $1,442,200 for 1 million on November 24, 2010What are the possible outcomes?Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Profit from a Long Forward Position (K= delivery price=forward price at time contract is entered into)Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Profit from a Short Forward Position (K= delivery price=forward price at time contract is entered into)Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Futures Contracts (page 7)Agreement to buy or sell an asset for a certain price at a certain timeSimilar to forward contractWhereas a forward contract is traded OTC, a futures contract is traded on an exchangeOptions, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Exchanges Trading FuturesCME Group (formerly Chicago Mercantile Exchange and Chicago Board of Trade)NYSE EuronextBM&F (Sao Paulo, Brazil)TIFFE (Tokyo)and many more (see list at end of book)Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Examples of Futures ContractsAgreement to:Buy 100 oz. of gold @ US$1400/oz. in December Sell 62,500 @ 1.4500 US$/ in MarchSell 1,000 bbl. of oil @ US$90/bbl. in AprilOptions, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


1. Gold: An Arbitrage Opportunity?

Suppose that:The spot price of gold is US$1,400The 1-year forward price of gold is US$1,500The 1-year US$ interest rate is 5% per annumIs there an arbitrage opportunity? Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


2. Gold: Another Arbitrage Opportunity?

Suppose that:The spot price of gold is US$1,400The 1-year forward price of gold is US$1,400The 1-year US$ interest rate is 5% per annumIs there an arbitrage opportunity?Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


The Forward Price of Gold (ignores the gold lease rate) If the spot price of gold is S and the forward price for a contract deliverable in T years is F, then F = S (1+r )Twhere r is the 1-year (domestic currency) risk-free rate of interest.In our examples, S = 1400, T = 1, and r =0.05 so thatF = 1400(1+0.05) = 1470Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


1. Oil: An Arbitrage Opportunity?Suppose that:The spot price of oil is US$95The quoted 1-year futures price of oil is US$125The 1-year US$ interest rate is 5% per annumThe storage costs of oil are 2% per annumIs there an arbitrage opportunity?Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


2. Oil: Another Arbitrage Opportunity?

Suppose that:The spot price of oil is US$95The quoted 1-year futures price of oil is US$80The 1-year US$ interest rate is 5% per annumThe storage costs of oil are 2% per annumIs there an arbitrage opportunity?Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


OptionsA call option is an option to buy a certain asset by a certain date for a certain price (the strike price)A put option is an option to sell a certain asset by a certain date for a certain price (the strike price)



American vs European OptionsAn American option can be exercised at any time during its lifeA European option can be exercised only at maturity Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Google Call Option Prices (June 15, 2010; Stock Price is bid 497.07, offer 497.25); See Table 1.2 page 8; Source: CBOEOptions, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*

Strike PriceJul 2010 BidJul 2010 OfferSep 2010 BidSep 2010 OfferDec 2010 BidDec 2010Offer46043.3044.0051.9053.9063.4064.8048028.6029.0039.7040.4050.8052.3050017.0017.4028.3029.3040.6041.305209.009.3019.1019.9031.4032.005404.204.4012.7013.0023.1024.005601.752.107.408.4016.8017.70


Google Put Option Prices (June 15, 2010; Stock Price is bid 497.07, offer 497.25); See Table 1.3 page 9; Source: CBOEOptions, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*

Strike PriceJul 2010 BidJul 2010 OfferSep 2010 BidSep 2010 OfferDec 2010 BidDec 2010Offer4606.306.6015.7016.2026.0027.3048011.3011.7022.2022.7033.3035.0050019.5020.0030.9032.6042.2043.0052031.6033.9041.8043.6052.8054.5054046.3047.2054.9056.1064.9066.2056064.3066.7070.0071.3078.6080.00


Options vs Futures/ForwardsA futures/forward contract gives the holder the obligation to buy or sell at a certain priceAn option gives the holder the right to buy or sell at a certain priceOptions, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Types of TradersHedgersSpeculatorsArbitrageursOptions, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Hedging Examples (pages 10-12)A US company will pay 10 million for imports from Britain in 3 months and decides to hedge using a long position in a forward contractAn investor owns 1,000 Microsoft shares currently worth $28 per share. A two-month put with a strike price of $27.50 costs $1. The investor decides to hedge by buying 10 contracts Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Value of Microsoft Shares with and without Hedging (Fig 1.4, page 12)Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Speculation Example

An investor with $2,000 to invest feels that a stock price will increase over the next 2 months. The current stock price is $20 and the price of a 2-month call option with a strike of 22.50 is $1What are the alternative strategies? Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Arbitrage ExampleA stock price is quoted as 100 in London and $140 in New YorkThe current exchange rate is 1.4300What is the arbitrage opportunity?Options, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


DangersTraders can switch from being hedgers to speculators or from being arbitrageurs to speculatorsIt is important to set up controls to ensure that trades are using derivatives in for their intended purposeSoc Gen (see Business Snapshot 1.3 on page 17) is an example of what can go wrong



Hedge Funds (see Business Snapshot 1.2, page 11) Hedge funds are not subject to the same rules as mutual funds and cannot offer their securities publicly. Mutual funds must disclose investment policies, makes shares redeemable at any time,limit use of leveragetake no short positions. Hedge funds are not subject to these constraints.Hedge funds use complex trading strategies are big users of derivatives for hedging, speculation and arbitrageOptions, Futures, and Other Derivatives, 8th Edition, Copyright John C. Hull 2012*


Types of Hedge FundsLong/Short EquitiesConvertible ArbitrageDistressed SecuritiesEmerging MarketsGlobal macroMerger Arbitrage



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ch01hullofod8thedition

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