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Contribution Details

Type Journal Article
Scope Discipline-based scholarship
Title A general closed form option pricing formula
Organization Unit
Authors
  • Ciprian Necula
  • Gabriel Drimus
  • Erich Walter Farkas
Item Subtype Original Work
Refereed Yes
Status Published in final form
Language
  • English
Journal Title Review of Derivatives Research
Publisher Springer
Geographical Reach international
ISSN 1380-6645
Volume 22
Page Range 1 - 40
Date 2019
Abstract Text A new method to retrieve the risk-neutral probability measure from observed option prices is developed and a closed form pricing formula for European options is obtained by employing a modified Gram–Charlier series expansion, known as the Gauss–Hermite expansion. This expansion converges for fat-tailed distributions commonly encountered in the study of financial returns. The expansion coefficients can be calibrated from observed option prices and can also be computed, for example, in models with the probability density function or the characteristic function known in closed form. We investigate the properties of the new option pricing model by calibrating it to both real-world and simulated option prices and find that the resulting implied volatility curves provide an accurate approximation for a wide range of strike prices. Based on an extensive empirical study, we conclude that the new approximation method outperforms other methods both in-sample and out-of-sample.
Related URLs
Digital Object Identifier 10.1007/s11147-018-9144-z
Other Identification Number merlin-id:18286
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