Supply-siders should stop obsessing about tax cuts

The writer is director of economic policy studies at the American Enterprise Institute

Despite losing her grip on power after chancellor Jeremy Hunt reversed the tax cuts announced in Kwasi Kwarteng’s “mini” Budget, former UK prime minister Liz Truss continued to argue for her vision of a high-growth economy during her final days in office. She was right to do so.

For conservatives on both sides of the Atlantic, the wrong…