This article examines the performance of three multivariate conditional volatility models with respect to crude oil spot and futures returns: the Dynamic Conditional Correlation (DCC) model, Asymmetric Dynamic Conditional Correlation (A-DCC) model and Diagonal Baba-Engle-Kraft-Kroner (Diagonal...

We apply the lag-augmented vector autoregression technique to test the Granger-causal relationships among wholesale electricity prices, natural gas prices, and crude oil prices. In addition, by adopting a cross-correlation function approach, we test not only the causality in mean but also the...

This study tested for Granger causality among international market prices of coffee beans, import prices, retail prices, and other luxury beverage retail prices in Japan. Granger causality was found from the international market price series to the import price series. This indicates that Japan...

This study examines whether the spot prices in the Japan Electric Power Exchange are efficiently formed from April 3, 2006, to March 31, 2012, using the conventional and rank-based variance-ratio tests. The results seem to reject the efficient market hypothesis in the market. Moreover, by...

This paper examines the residential demand for electricity in Japan, excluding Okinawa-prefecture, from 1975 to 2005 as a function of the disposable income per household and the overall unit price of electricity for general consumers, by using the empirical panel analysis techniques of a panel...