Trump picks Powell as next Fed chair, policy continuity expected

File photo taken on Oct. 22, 2014 shows Jerome Powell attends a meeting at the U.S. Federal Reserve in Washington D.C., capital of the United States. U.S. President Donald Trump on Nov. 2, 2017 announced that current Federal Reserve governor Jerome Powell will head the country's central bank as incumbent Chair Yellen's term expires in February next year. (Xinhua/Bao Dandan)