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There is no dearth of research in the area of Optimal Hedge Ratio estimation. The general consent goes towards use of Multivariate Generalized Autoregressive Conditionally Heteroscedastic (MGARCH) model because of superior outcomes having low portfolio volatilities over other models (like: OLS...
Persistent link: https://www.econbiz.de/10013035194
volatility estimation is considered. The empirical analysis is performed on futures contracts of both the Standard and Poors 500 … importance of taking asymmetric effects (leverage effects) into account in volatility forecasts when it comes to risk management …
Persistent link: https://www.econbiz.de/10012292347
Long memory is found in the conditional volatilities of financial returns measured at daily or higher frequencies, as well as in residual cross-products in bivariate series. We test for long memory in conditional correlations by extending the fractionally integrated GARCH model to include...
Persistent link: https://www.econbiz.de/10014179077
This empirical study examines the short-run lead-lag relationship between the VKOSPI index futures and its underlying spot index and KOSPI index using daily data from September 17, 2014 to May 2017. We used the unit root test, Johansen-Juselius cointegration test, Granger causality analysis,...
Persistent link: https://www.econbiz.de/10012944228
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describe the most typical features of capital markets like volatility clustering, excess kurtosis and fat tails. As empirical … evidence shows asymmetry is also a prominent feature of stock market returns volatility. The reaction of risk if stock returns …
Persistent link: https://www.econbiz.de/10013316234
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volatility spillovers during global financial crisis and tranquil periods. The resulting market interconnectedness is depicted by … between markets and somewhat weaker temporal effects with regard to the US equity market - volatility spillovers decrease when … markets are characterized by greater temporal proximity. Volatility spillovers also present a high degree of …
Persistent link: https://www.econbiz.de/10011654569
volatility-related products. Despite many efforts, the precise underlying reasons are yet to be discovered. We study the role of … statistical inferences for stochastic volatility models, the dynamics of the volatility expectation index VIX remain controversial … between the VIX spot and the implied volatility of standard & Poor’s 500 options, suggesting a volatility feedback effect. The …
Persistent link: https://www.econbiz.de/10014361986