Comparar métodos
Examine os métodos selecionados lado a lado; as linhas que diferem ficam destacadas.
| Volatilidade Local (Dupire)× | Modelo SABR× | |
|---|---|---|
| Área | Finanças quantitativas | Finanças quantitativas |
| Família | Regression model | Regression model |
| Ano de origem≠ | 1994 | 2002 |
| Autor original≠ | Bruno Dupire | Patrick S. Hagan |
| Tipo≠ | Equity/FX Model | Interest Rate Model |
| Fonte seminal≠ | Dupire, B. (1994). Pricing with a smile. Risk Magazine, 7(1), 18-20. link ↗ | Hagan, P. S., Kumar, D., Lesniewski, A. S., & Woodward, D. E. (2002). Managing smile risk. Wilmott Magazine, 1, 84-108. link ↗ |
| Outros nomes≠ | Deterministic Volatility Function, DVF | Stochastic Volatility Model |
| Relacionados | 4 | 4 |
| Resumo≠ | 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. | The SABR (Stochastic Alpha-Beta-Rho) model is a stochastic volatility framework introduced by Hagan et al. in 2002 for valuing interest rate derivatives. It captures the smile effect in implied volatility through correlated Brownian motions and has become industry standard for swaption and caplet pricing. |
| ScholarGateConjunto de dados ↗ |
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