Results 11 to 20 of about 598,007 (315)

Interest Rate Convexity and the Volatility Smile [PDF]

open access: yesSSRN Electronic Journal, 2009
When pricing the convexity effect in irregular interest rate derivatives such as, e.g., Libor-in-arrears or CMS, one often ignores the volatility smile, which is quite pronounced in the interest rate options market. This note solves the problem of convexity by replicating the irregular interest flow or option with liquidly traded options with different
Boenkost, Wolfram, Schmidt, Wolfgang M.
openaire   +5 more sources

Smiling under stochastic volatility [PDF]

open access: yesSpanish Economic Review, 2004
This paper studies the behavior of the implied volatility function (smile) when the true distribution of the underlying asset is consistent with the stochastic volatility model proposed by Heston (1993). The main result of the paper is to extend previous results applicable to the smile as a whole to alternative degrees of moneyness.
�ngel Le�n, Gonzalo Rubio
openaire   +3 more sources

The Forward Smile in Local-Stochastic Volatility Models

open access: greenSSRN Electronic Journal, 2015
We introduce an asymptotic expansion for forward start options in a multi-factor local-stochastic volatility model. We derive explicit approximation formulas for the so-called forward implied volatility which can be useful to price complex path-dependent options, as cliquets.
Andrea Mazzon, Andrea Pascucci
openalex   +5 more sources

Arbitrage-Free Prediction of the Implied Volatility Smile [PDF]

open access: yesSSRN Electronic Journal, 2014
18 pages, 2 figures; a shorter version of this paper has appeared as a Technical Paper in Risk (30 April 2014) under the title "Smile transformation for price prediction"
Petros Dellaportas   +1 more
openaire   +6 more sources

Intraday volatility smile: Effects of fragmentation and high frequency trading on price efficiency

open access: bronzeJournal of international financial markets, institutions, and money, 2021
Stéphanie Ligot   +2 more
openalex   +3 more sources

Smiles & smirks: Volatility and leverage by jumps [PDF]

open access: yesEuropean Journal of Operational Research, 2022
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Ballotta, L., Grégory, R.
openaire   +1 more source

The Correction of Multiscale Stochastic Volatility to American Put Option: An Asymptotic Approximation and Finite Difference Approach

open access: yesJournal of Function Spaces, 2021
It has been found that the surface of implied volatility has appeared in financial market embrace volatility “Smile” and volatility “Smirk” through the long-term observation.
Yanli Zhou   +3 more
doaj   +1 more source

The Heston Model with Time-Dependent Correlation Driven by Isospectral Flows

open access: yesMathematics, 2021
In this work, we extend the Heston stochastic volatility model by including a time-dependent correlation that is driven by isospectral flows instead of a constant correlation, being motivated by the fact that the correlation between, e.g., financial ...
Long Teng
doaj   +1 more source

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