Results 81 to 90 of about 590,055 (198)

A New Approach to Build a Successful Straddle Strategy: The Analytical Option Navigator

open access: yesRisks
The study described in this paper develops a new technique which permits the execution of an open straddle strategy based on the superior volatility forecast for analyzing historical data. We extend the current litearure by measuring the volatility of an
Orkhan Rustamov   +3 more
doaj   +1 more source

Iran's Exchange Market in Five Episodes: Bayesian Estimation of Systematic Risk with MCMC Method [PDF]

open access: yesMathematics and Modeling in Finance
This paper estimates systematic risk in Iran’s foreign exchange market using a stochastic volatility model, analyzing five distinct episodes shaped by varying economic and political conditions. By tracing the evolution of volatility dynamics across these
Amir Mohsen Moradi   +2 more
doaj   +1 more source

Forward looking information in S&P 500 options [PDF]

open access: yes
Implied volatility generated from observed option prices reflects market expectations of future volatility. This paper determines whether or not, implied volatilities, and hence market expectations, contain any genuinely forward looking information not ...
Adam E Clements   +2 more
core  

Back to normal? A study of the behaviour of volatility in the Indian stock market

open access: yesIIMB Management Review, 2019
We study the behaviour of volatility of the Indian stock market and the impact of the global financial crisis of 2008 on the stock market using data on daily returns of the Nifty index. We make our point by proposing a new statistic called the Vol Ratio,
Lakshmi Viswanathan, S. Maheswaran
doaj   +1 more source

Does Real Exchange Rate Volatility Affect Sectoral Trade Flows? [PDF]

open access: yes, 2008
This paper investigates empirically the effect of real exchange rate volatility on sectoral bilateral trade flows between the US and her top thirteen trading countries. Our investigation also considers those effects on trade flows which may arise through
Caglayan, M., Di, J.
core  

Is Stock Price Volatility A Risk? : An Evaluation Review [PDF]

open access: yesInternational Journal of Management, Accounting and Economics, 2019
Price volatility presents the investor possibilities and opportunities to buy securities at cheap prices and then sell it when they are overpriced, resulting in a profit at the end of the day.
Rabia Qammar, Rana Zain-Ul-Abidin
doaj  

Extreme Asymmetric Volatility, Leverage, Feedback and Asset Prices. [PDF]

open access: yes
Asymmetric volatility in equity markets has been widely documented in finance, where two competing explanations, as considered in Bekaert and Wu (2000), are the financial leverage and the volatility feedback hypothesis. We explicitly test for the role of
Aboura, Sofiane, Wagner, Niklas
core  

Relaxation dynamics of aftershocks after large volatility shocks in the SSEC index

open access: yes, 2007
The relaxation dynamics of aftershocks after large volatility shocks are investigated based on two high-frequency data sets of the Shanghai Stock Exchange Composite (SSEC) index. Compared with previous relevant work, we have defined main financial shocks
Andersen   +31 more
core   +1 more source

THE INFORMATION CONTENT OF IMPLIED VOLATILITY FROM OPTIONS ON AGRICULTURAL FUTURES CONTRACTS [PDF]

open access: yes
Agricultural risk managers need forecasts of price volatility that are accurate and meaningful. This is especially true given the greater emphasis on firm level risk measurement and management (e.g., Value-at-Risk and Enterprise Risk Management). Implied
Manfredo, Mark R., Sanders, Dwight R.
core   +1 more source

Switching to non-affine stochastic volatility: A closed-form expansion for the Inverse Gamma model

open access: yes, 2016
This paper introduces the Inverse Gamma (IGa) stochastic volatility model with time-dependent parameters, defined by the volatility dynamics $dV_{t}=\kappa_{t}\left(\theta_{t}-V_{t}\right)dt+\lambda_{t}V_{t}dB_{t}$.
Langrené, Nicolas   +2 more
core   +2 more sources

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