Option Pricing with Levy Process
Author(s) -
Eric Benhamou
Publication year - 2001
Publication title -
ssrn electronic journal
Language(s) - English
Resource type - Journals
ISSN - 1556-5068
DOI - 10.2139/ssrn.265685
Subject(s) - lévy process , volatility smile , valuation of options , volatility (finance) , implied volatility , economics , econometrics , stochastic volatility , black–scholes model , fourier transform , financial economics , mathematical economics , mathematics , mathematical analysis
In this paper, we assume that log returns can be modelled by a Levy process. We give explicit formulae for option prices by means of the Fourier transform. We explain how to infer the characteristics of the Levy process from option prices. This enables us to generate an implicit volatility surface implied by market data. This model is of particular interest since it extends the seminal Black Scholes [1973] model consistently with volatility smile.
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