President Trump has insisted that his new tariffs on America’s largest trading partners will not increase prices for Americans. But a review of how they work suggests that is not the case. International Trade and World Market, Customs (Tariff), Prices (Fares, Fees and Rates), United States Economy, Trump, Donald J, Canada, Mexico, China President Trump has insisted that his new tariffs on America’s largest trading partners will not increase prices for Americans. But a review of how they work suggests that is not the case. NYT > Business