President-elect Donald J. Trump often says he prefers a weaker dollar, but economists and investors think his proposed policies will have the opposite effect. United States Economy, US Dollar (Currency), International Trade and World Market, Protectionism (Trade), Customs (Tariff), Trump, Donald J, United States Politics and Government President-elect Donald J. Trump often says he prefers a weaker dollar, but economists and investors think his proposed policies will have the opposite effect. NYT > Business