David Stockman: Epic downturn is here, brace for 40% market plunge

Trump is an "economic lunatic and he's playing with fire at the top of an aging expansion."

David Stockman is a former Republican congressman from Michigan and was President Reagan's budget director from 1981 to 1985. After leaving the White House, Stockman became a managing director at Salomon Brothers, and he later founded a private equity fund. David is the founder of David Stockman's Contra Corner, and he is the author, most recently, of The Great Deformation: The Corruption of Capitalism in America.