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-Ukraine war period. As regards the volatility spillover, significant spillover is found from stock to oil market for Nigeria, vice … versa for Saudi Arabia and bi-directional volatility spillover found for the US, Italy and Germany during the COVID-19 … respectively while US, Italy and Germany should adopt policy coordination to stabilize oil-stock market volatility during low oil …
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premium. Empirical estimation exercises show that the GARCH option-pricing models under our mLRNVR are able to price the SPX … one-month variance swap rate, i.e., the CBOE Volatility Index (VIX) accurately. Our research suggests that one should use …
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volatility of carbon emissions, it is not surprising that crude oil and coal have recently become a very important research topic … causality and volatility spillovers in spot and futures prices of carbon emissions, crude oil, and coal. A likelihood ratio test … is developed to test the multivariate conditional volatility Diagonal BEKK model, which has valid regularity conditions …
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