The right way to redo Dodd-Frank

THE prospect of deregulation helps explain why, since Donald Trump’s election, no bit of the American stockmarket has done better than financial firms. On February 3rd their shares climbed again as Mr Trump signed an executive order asking the Treasury to conduct a 120-day review of America’s financial regulations, including the Dodd-Frank act put in place after the financial crisis of 2007-08, to assess whether these rules meet a set of “core principles”.