John Paulson, Paulson & Co. co-founder and president, on pledging to work with Elon Musk to slash spending if tapped to be Trump’s treasury secretary and the Wall Street Journal speculating a Harris victory would equal a fourth Obama term. John Paulson, Paulson & Co. co-founder and president, on pledging to work with Elon Musk to slash spending if tapped to be Trump’s treasury secretary and the Wall Street Journal speculating a Harris victory would equal a fourth Obama term.