the US, Japan and the major European countries in order to estimate the effect of energy prices on energy … significantly positively correlated with innovation in both Japan and the EU. A tentative interpretation might be that a rise in …. Furthermore, the tax ratio, which has consistently risen in Japan and especially the EU, could be seen as an indicator for …

large economies, USA, United Kingdom, Germany, France and Japan. The empirical results show that although the pure NGARCH …