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An analysis between implied and realised volatility in the Greek Derivatives Market [PDF]

open access: yes, 2009
In this article, we examine the relationship between implied and realised volatility in the Greek derivative market. We examine the differences between realised volatility and implied volatility of call and put options for at-the-money index options with
Filis, G., Filis, George
core   +1 more source

A Solution to the Time-Scale Fractional Puzzle in the Implied Volatility

open access: yesFractal and Fractional, 2017
In the option pricing literature, it is well known that (i) the decrease in the smile amplitude is much slower than the standard stochastic volatility models and (ii) the term structure of the at-the-money volatility skew is approximated by a power-law ...
Hideharu Funahashi, Masaaki Kijima
doaj   +1 more source

Asymptotic Expansion of Risk-Neutral Pricing Density

open access: yesInternational Journal of Financial Studies, 2018
A new method for pricing contingent claims based on an asymptotic expansion of the dynamics of the pricing density is introduced. The expansion is conducted in a preferred coordinate frame, in which the pricing density looks stationary.
Thomas Mazzoni
doaj   +1 more source

Credit Spreads and Equity Volatility during Periods of Financial Turmoil

open access: yesApplied Finance Letters, 2014
We present a joint analysis of the term structure of credit default swap (CDS) spreads and the implied volatility surface for the United States and five European countries from 2007– 2012, a sample period covering both the Global Financial Crisis (GFC ...
Katrin Gottschalk
doaj   +1 more source

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

Option Pricing under the Jump Diffusion and Multifactor Stochastic Processes

open access: yesJournal of Function Spaces, 2019
In financial markets, there exists long-observed feature of the implied volatility surface such as volatility smile and skew. Stochastic volatility models are commonly used to model this financial phenomenon more accurately compared with the conventional
Shican Liu   +3 more
doaj   +1 more source

Implied Distributions from GBPUSD Risk-Reversals and Implication for Brexit Scenarios

open access: yesRisks, 2017
Much of the debate around a potential British exit (Brexit) from the European Union has centred on the potential macroeconomic impact. In this paper, we instead focus on understanding market expectations for price action around the Brexit referendum date.
Iain J. Clark, Saeed Amen
doaj   +1 more source

Using CAViaR models with implied volatility for value-at-risk estimation [PDF]

open access: yes, 2013
This paper proposes VaR estimation methods that are a synthesis of conditional autoregressive value at risk (CAViaR) time series models and implied volatility.
Jeon, Jooyoung, Taylor, James
core   +1 more source

Understanding the Implied Volatility Surface for Options on a Diversified Index [PDF]

open access: yesAsia-Pacific Financial Markets, 2004
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Heath, David, Platen, Eckhard
openaire   +3 more sources

Superlubricity and Corrosion Inhibition Properties of Solvate Ionic Liquids in Hybrid Carbon Fiber Reinforced Plastic–Steel Interfaces

open access: yesAdvanced Engineering Materials, EarlyView.
Solvate ionic liquids lubrication reduced the coefficient of friction by ∼60% compared to dry sliding, reaching steady‐state values as low as 0.04–0.05. Corrosion weight‐loss measurements in 1 M HCl further demonstrated significant inhibition behavior, with only 100 ppm of [Li(G3)][TFSI] (∼68.5 μL/L) reducing corrosion‐product weight loss by 63 ...
Sameh Dabees   +6 more
wiley   +1 more source

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