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Greki za pomocą automatycznego różniczkowania×Zmienność lokalna (Dupire)×Wycena w mierze neutralnej względem ryzyka×
DziedzinaFinanse ilościoweFinanse ilościoweFinanse ilościowe
RodzinaMachine learningRegression modelRegression model
Rok powstania200819941979
TwórcaMike Giles, Iman HomescuBruno DupireJohn Harrison and David Kreps
TypSensitivity AnalysisEquity/FX ModelFundamental Principle
Źródło pierwotneGiles, M. B. (2008). Adjoint code by automatic differentiation. Journal of Computational Finance, 12(1), 1-18. link ↗Dupire, B. (1994). Pricing with a smile. Risk Magazine, 7(1), 18-20. link ↗Harrison, J. M., & Kreps, D. M. (1979). Martingales and arbitrage in multiperiod securities markets. Journal of Economic Theory, 20(3), 381-408. DOI ↗
Inne nazwyAD Greeks, Algorithmic Differentiation, AutodiffDeterministic Volatility Function, DVFRisk-Neutral Measure, Q-Measure
Pokrewne344
PodsumowanieAutomatic differentiation (AD) is a computational technique for computing derivatives (Greeks) by differentiating the computer code that computes the option price. AD avoids manual derivation of formulas and finite-difference approximations, yielding exact sensitivities with machine precision. It has become essential for real-time risk management in modern trading systems.Dupire's local volatility model (1994) is a deterministic framework that extracts a term and strike-dependent volatility function from market option prices. Unlike constant volatility, local volatility perfectly fits the observed implied volatility smile and is implemented via finite difference methods for European and American option pricing.Risk-neutral valuation (1979) is the fundamental principle that derivative prices equal the expected payoff discounted at the risk-free rate, computed under a risk-neutral probability measure (Q-measure). This principle, formalized by Harrison and Kreps, eliminates the need to estimate risk premia and is the foundation of modern derivatives pricing.
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ScholarGatePorównaj metody: Greeks via Automatic Differentiation · Local Volatility (Dupire) · Risk-Neutral Valuation. Pobrano 2026-06-19 z https://scholargate.app/pl/compare