"President Trump is abandoning a number of his key campaign promises on economic policy, adopting instead many of the centrist positions he railed against while campaigning as a populist. Trump will not label China a “currency manipulator,” he told the Wall Street Journal on Wednesday, despite a campaign pledge that he would apply the label on his first day in office. He also said he was open to reappointing Federal Reserve Board Chair Janet L. Yellen after saying last year that the central banker should be “ashamed” of what she was doing to the country. And he embraced the Export-Import...