degree of volatility risk in stock and index returns, where we characterize volatility risk by the extent to which … forecasting errors in realized volatility are substantive. Even though returns standardized by ex post quadratic variation … distribution of returns. Explicitly modeling this volatility risk is fundamental. We propose a dually asymmetric realized …

) prices that are related to natural gas stock prices. The volatility spillover effect is the delayed effect of a returns shock … in one physical, biological or financial asset on the subsequent volatility or co-volatility of another physical …, biological or financial asset. Investigating volatility spillovers within and across energy and financial markets is a crucial …

The primary purpose of the paper is to analyze the conditional correlations, conditional covariances, and co-volatility … spillovers between international crude oil and associated financial markets. The paper investigates co-volatility spillovers … (namely, the delayed effect of a returns shock in one physical or financial asset on the subsequent volatility or co-volatility …

, including market-based estimation of stochastic volatility models, the fine structure of equity-index option dynamics, leverage … and feedback effects in multifactor Wishart stochastic volatility for option pricing, option pricing with non …-Gaussian scaling and infinite-state switching volatility, stock return and cash flow predictability: the role of volatility risk, the …

prices, returns and volatility of related agricultural commodities. Analyzing the spillover effects on agricultural …. The purpose of this paper is to examine the volatility spillovers for spot and futures returns on bio-ethanol and related … agricultural commodities, specifically corn and sugarcane, using the multivariate diagonal BEKK conditional volatility model. The …

using volatility impulse response analysis. The data set features ten years of daily returns series for the New York Stock … independent shocks on volatility through time, while avoiding typical orthogonalization and ordering problems. Volatility impulse … response functions (VIRF) provide information about the impact of independent shocks on volatility. HHś VIRF extends a …

Hafner and Herwartz (2006) analysis of multivariate GARCH models using volatility impulse response analysis. We use two sets … of data, daily realized volatility estimates taken from the Oxford Man RV library, running from the beginning of 2000 to …) and the subsequent European Sovereign Debt Crisis (ESDC). The spillover index captures the transmission of volatility to …

relationship and the interactions on price and volatility, with special focus on the covolatility spillover effects for these two … volatility or covolatility in another asset, between the energy and agricultural industries is the primary emphasis of the paper … sought to find a relationship among commodity prices. Only a few published papers have been concerned with volatility …

's subsequent volatility in both spot and futures markets. Financial derivatives, which are not only highly representative of the … futures. The purpose of the paper is to investigate the co-volatility spillovers within and across the US energy and financial … sectors in both spot and futures markets, by using "generated regressors" and a multivariate conditional volatility model …