I wouldn’t think so, because you can’t get that much diesel into most cars, and therefore the cost of traveling to get the diesel—[Interruption.] The cost of travelling to get the diesel will actually be more than the savings possible.

Each tax needs to be considered against unintended consequences so that they would affect behaviour in a positive manner. What are the dangers of it being misrepresented as Labour’s land value tax was, being described as a tax on gardens—the only punch the Tories have landed on us in the last election?

Finally, perception, is a tax fair or perceived to be fair: let’s look at these taxes, let’s see what can be done, and let’s end up with a fair tax and let’s get some money in for public services.