We have gone almost a decade in Europe on the question of whether carbon taxes can or should, and to what extent they should, be developed. We did not sort it out at the European level. You may know that the European construct has advanced tremendously on many things, except on tax issues. So we had a kind of institutional handicap, so to speak, to raise the carbon tax issue at the European level.
Due to that, most member states do not have carbon taxes but have significant energy taxes on energy products. For example, motor fuels or the heating fuel that you buy have a substantive tax on them. But these are basically energy taxes, not carbon taxes, and that is an important element to have in mind.
Where we are going for carbon taxes is on the use of—