The purpose of this paper is to investigate the volatility spillovers between the returns on crude oil futures and oil … be quite low using the CCC model, while the VARMA-GARCH and VARMA-AGARCH models suggest no significant volatility …

The purpose of the paper is to examine latent volatility Granger causality for four renewable energy Exchange Traded … coefficient autoregressive (VRCAR) process for the shocks of returns, we derive Latent Volatility Granger causality from the … Diagonal BEKK multivariate conditional volatility model. We follow Chang et al. (2015)'s definition of the co-volatility …

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 …

mean and volatility. The endogenous structural breakpoint unit root test, ARDL model, and alternative volatility models … price while the volatility of global fertilizer prices and crude oil price from March to December 2008 are higher than in …