Results 51 to 60 of about 117,062 (250)

On the Curvature of the Bachelier Implied Volatility

open access: yesRisks
Our aim in this paper is to analytically compute the at-the-money second derivative of the Bachelier implied volatility curve as a function of the strike price for correlated stochastic volatility models.
Elisa Alòs, David García-Lorite
doaj   +1 more source

The Information Content of Corridor Volatility Measures During Calm and Turmoil Periods

open access: yesQuantitative Finance and Economics, 2017
Measurement of volatility is of paramount importance in finance because of the effects on risk measurement and risk management. Corridor implied volatility measures allow us to disentangle the volatility of positive returns from that of negative returns,
Elyas Elyasiani   +2 more
doaj   +1 more source

Implied Volatility Structure in Turbulent and Long-Memory Markets

open access: yesFrontiers in Applied Mathematics and Statistics, 2020
We consider fractional stochastic volatility models that extend the classic Black–Scholes model for asset prices. The models are general and motivated by recent empirical results regarding the behavior of realized volatility. While such models retain the
Josselin Garnier, Knut Sølna
doaj   +1 more source

Implied volatility of basket options at extreme strikes

open access: yes, 2014
In the paper, we characterize the asymptotic behavior of the implied volatility of a basket call option at large and small strikes in a variety of settings with increasing generality.
A d’Aspremont   +29 more
core   +1 more source

PERBANDINGAN KEEFISIENAN METODE NEWTON-RAPHSON, METODE SECANT, DAN METODE BISECTION DALAM MENGESTIMASI IMPLIED VOLATILITIES SAHAM

open access: yesE-Jurnal Matematika, 2016
Black-Scholes model suggests that volatility is constant or fixed during the life time of the option certainly known. However, this does not fit with what happen in the real market. Therefore, the volatility has to be estimated. Implied Volatility is the
IDA AYU EGA RAHAYUNI   +2 more
doaj   +1 more source

Does implied volatility reflect a wider information set than econometric forecasts? [PDF]

open access: yes
Much research has addressed the relative performance of option implied volatilities and econometric model based forecasts in terms of forecasting asset return volatility.
Adam Clements   +2 more
core  

Real Options Volatility Surface for Valuing Renewable Energy Projects

open access: yesEnergies
Real options analysis is an adequate tool with which to value companies and projects under investment uncertainty. Nevertheless, the estimation of the volatility to be employed in the valuation procedure is a challenging task.
Rosa-Isabel González-Muñoz   +3 more
doaj   +1 more source

The Implied-Realized Volatility Relation with Jumps in Underlying Asset Prices [PDF]

open access: yes
Recent developments allow a nonparametric separation of the continuous sample path component and the jump component of realized volatility. The jump component has very different time series properties than the continuous component, and accounting for ...
Bent Jesper Christensen   +1 more
core  

Predictability and predictors of volatility smirk: a study on index options

open access: yesBusiness: Theory and Practice, 2017
The purpose of this study is to examine the presence of volatility smirk anomaly in index options and its predictability for future returns. The study tests the temporal properties of volatility smirk and further explores the factors determining the ...
Rajesh Pathak, Amarnath Mitra
doaj   +1 more source

The Information Content of Treasury Bond Options Concerning Future Volatility and Price Jumps [PDF]

open access: yes
We study the relation between realized and implied volatility in the bond market. Realized volatility is constructed from high-frequency (5-minute) returns on 30 year Treasury bond futures.
Bent Jesper Christensen   +2 more
core  

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