Taxing those clever, pesky Googles, Amazon and Apples, who make lots of money from us but pay us very little tax, is great in theory and a great sound bite, perish the thought. Actually doing it is another matter. As most of these companies are bigger than the economies of half the countries in the world, they can afford better lawyers than most governments. We also risk the Wrath of the Trump, one of our few potential post-Brexit trading partners as “the US hits back at the UK’s new tax on the world’s largest internet companies, arguing that the plan would set a ‘dangerous precedent’”.