Today the Wealth Tax Commission, an initiative involving the LSE, has recommended a ‘one-off’ 5 per cent levy on the assets of Britain’s wealthy residents to pay for the costs of the pandemic. Two immediate problems jump out of the proposal.

First, to raise the money it would not be a one-off levy, but rather a 1 per cent tax for five years on the total wealth — property, savings, you name it — on households worth more than £1 million (the tax is estimated to hit one in six adults). Second,