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Qu'est-ce (qui) est SABR volatility model - définition
SABR volatility model
STOCHASTIC VOLATILITY MODEL USED IN DERIVATIVES MARKETS
SABR Volatility Model
In mathematical finance, the SABR model is a stochastic volatility model, which attempts to capture the volatility smile in derivatives markets. The name stands for "stochastic alpha, beta, rho", referring to the parameters of the model.
Sabr
PATIENCE AS ISLAMIC VIRTUE
Sabr (Islamic term); Perjury in Islam
Sabr () (literally 'endurance' or more accurately 'perseverance' and 'persistence'"Ṣabr", Encyclopaedia of Islam) is one of the two parts of faith (the other being shukr) in Islam."Shukr", Encyclopaedia of Islam.
Volatility (finance)
![correlation coefficients]] ''r'' shown. Note that VIX has virtually the same predictive power as past volatility, insofar as the shown correlation coefficients are nearly identical.](https://commons.wikimedia.org/wiki/Special:FilePath/Vix.png?width=200 "correlation coefficients]] ''r'' shown. Note that VIX has virtually the same predictive power as past volatility, insofar as the shown correlation coefficients are nearly identical.")
THE DEGREE OF VARIATION OF A TRADING PRICE SERIES OVER TIME, USUALLY MEASURED BY THE STANDARD DEVIATION OF LOGARITHMIC RETURNS
Historical volatility; Volatile (Economics); Volatility (economics); Volatile (economics); Rule of 16; Economic volatility; Financial volatility; Price fluctuation; Market volatility; Stock market volatility
In finance, volatility (usually denoted by σ) is the degree of variation of a trading price series over time, usually measured by the standard deviation of logarithmic returns.
