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Pitia mbinu ulizochagua bega kwa bega; safu zinazotofautiana zinaangaziwa.
| FFT ya Carr-Madan× | Volatilite ya Ndani (Dupire)× | Uthamini Usio na Hatari (Risk-Neutral Valuation)× | |
|---|---|---|---|
| Nyanja | Fedha za Kiidadi | Fedha za Kiidadi | Fedha za Kiidadi |
| Familia≠ | Machine learning | Regression model | Regression model |
| Mwaka wa asili≠ | 1999 | 1994 | 1979 |
| Mwanzilishi≠ | Peter Carr and Dilip B. Madan | Bruno Dupire | John Harrison and David Kreps |
| Aina≠ | Valuation Algorithm | Equity/FX Model | Fundamental Principle |
| Chanzo asilia≠ | Carr, P., & Madan, D. B. (1999). Option valuation using the fast Fourier transform. Journal of Computational Finance, 2(4), 61-73. DOI ↗ | 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 ↗ |
| Majina mbadala | FFT Pricing, Characteristic Function Method | Deterministic Volatility Function, DVF | Risk-Neutral Measure, Q-Measure |
| Zinazohusiana≠ | 3 | 4 | 4 |
| Muhtasari≠ | The Carr-Madan Fast Fourier Transform (1999) is a highly efficient method for computing option prices across a range of strikes using characteristic functions and FFT. It enables rapid pricing of European options under any model with a known characteristic function (Heston, Merton jumps, Variance Gamma), with computational complexity that scales logarithmically in the number of strikes. | 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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