Crack Spread Option Pricing

Post on 28-Nov-2014

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Transcript of Crack Spread Option Pricing

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3:2:1 Crack Spread Option Pricingby

Monte Carlo Simulations

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Agenda

1. Energy Commodities

2. Crack Spread Options

3. Energy Price Modellingi. Long-Term Mean & Variance Equations (Arma-

Garch)

ii. Geometric Brownian Motion

iii. GBM Mean Reverting

iv. GBM Mean Reverting and Garch Volatility

v. GBM Mean Reverting and Jump Diffusion

4. In sample Root Mean Squared Error

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Agenda

5. Option Pricing Modellingi. Single Commodities

Black Scholes (RMSE, Implied Volatility, Volatility Smile)

Monte Carlo Simulations (RMSE)

ii. 1:1 Crack Spreads

Kirk Formula

1:1 Crack Spreads

iii. 3:2:1 Crack Spreads

Monte Carlo Simulations

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Energy Commodity Prices

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Crack Spread Options

Crack spread options are contracts written on the price differential, orspread, of crude oil futures and refined product futures, i.e., crude oil,heating oil or gasoline futures .

Rafinery Input : Crude OilRafinery Output : Heating Oil and Gasoline

1:1 Crack Spread : Crude Oil – Heating Oil or Crude Oil – Gasoline3:2:1 Crack Spread : (3xCrude Oil - 2xGasoline - 1xHeating Oil) / 3

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3:2:1 Crack Spread Options

fCS = (3fCO - 2fGA - 1fHO) / 3

where

fCS is the crack spread value at maturityfCO is the value of a crude oil future contract at maturityfGA is the value of a gasoline future contract at maturityfHO is the value of a heating oil future contract at maturity

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ARMA-GARCH Modelling

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ARMA-GARCH Modelling Simulation BackTesting

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Geometric Brownian Motion

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Geometric Brownian MotionSimulation BackTesting

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GBM Mean Reverting

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GBM Mean Reverting Simulation BackTesting

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GBM Mean Reverting GARCH (1,1)

GARCH (1,1) Volatility Simulation

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GBM Mean Reverting GARCH (1,1)Simulation BackTesting

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Jump Diffusion

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Jump DiffusionSimulation BackTesting

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InSample Root Mean Squared Error

The best fitted model is GBM-Mean Reverting and GARCH (1,1) Model !

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Empirical Results - Crude Oil OptionsBlack Scholes Method

The overall RMSE figure for ATM options which have below 1 year DTM is 40%.

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Empirical Results - Crude Oil OptionsBS Method – Implied Volatility

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Empirical Results - Crude Oil OptionsMonte Carlo Simulations Method

The overall RMSE figure for ATM options which have below 1 year DTM is 51%.

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Empirical Results – 1:1 Crack Spread Options – Kirk Formula

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Empirical Results – 3:2:1 Crack Spread Options–GBM MeanReverting GARCH(1,1)

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Teşekkürler

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