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ReadingFuturescontractsarecontractswhichcostnothingtoenter.Thisisbecauseifyouareinthelongpositionyougainwhenthespotpriceoftheunderlyingasset,S,rises,youalsolosewhenthepricegoesdown(andviceversawiththeshortposition).Anoptionissimilarinmanywaystoafuturescontractinthatyouhavetherighttobuy(orsell)atacertainpriceinthefuture(thistimeitiscalledtheexerciseprice).However,theprincipaldifferenceisthatyoudon’thavetheobligationtobuyatthisprice–youhavetheoptionaswhetherornotyouchoosetobuy(orsell)atthisprice.Clearlyyouwillhavetopaysomepremiumforthisprivilege.Howmuch?Whyoptions?Options:definitionsOptions:TypesOptions:ExampleOptions:exampleOptions:exampleOptions:leveragePayofffromacalloptionPayofffromaputoptionProfitdiagramsWriting(orselling)optionsPayoffwhenwritingoptionsPayoffsfromwritingoptionsProfitfromwritingoptionsOptionprinciplesOptions:detailsOptionsmoreterminologyOptiontradingstrategiesTheprotectiveput:definitionProtectiveput:resultsVerticalcallspread:definitionVerticalcallspreadpayoff95-100VerticalspreadpayoffButterflyspread:definitionButterflyspreadspayoffsButterflyspreadpayoffStraddle:definitionStraddlepayoffStraddlepayoff:graphOptionpricingPut-CallparityPut-callparity:cashflowsPut-callparityPutcallparity:arbitragePutcallparity:arbitragePut-callparity:resultPut-callparity:examplePut-callparity:AmericanoptionsPut-callparity:AmericanoptionsPut-callparity:dividendsOptionpricing:Black-ScholesOptionpricing:Black-Scholes