The U.S. could further tighten chip export controls, escalating the U.S.-China tech war, Jefferies analysts said in a research note. Secretary of State Marco Rubio and Secretary of Commerce Howard Lutnick,

U.S. Commerce Secretary Howard Lutnick on Tuesday defended the Trump administration's new tariffs taking effect today on products from Canada, Mexico and China. "Tariffs do not, do not, do not create inflation.

Trump administration Commerce Secretary Howard Lutnick swatted away any notion the president's tariffs on China, Canada, and Mexico could exacerbate inflation on U.S. consumers in a CNBC "Squawk Box" interview with Joe Kernen — accusing anyone expressing this criticism of "whining and complaining.

Trump, looking to thwart what his advisers see as a move by China to dominate the global copper market, signed an order directing Commerce Secretary Howard Lutnick to start a new national security probe under Section 232 of the Trade Expansion Act of 1962,

Commerce Minister Wang Wentao expressed China’s strong dissatisfaction on Wednesday over the United States’ 10 per cent additional tariff on Chinese goods, warning that the unilateral move had damaged bilateral relations He raised the issue in a letter to newly appointed US Commerce Secretary Howard Lutnick,

U.S. Commerce Secretary Howard Lutnick joins 'Squawk Box' to discuss President Trump's new tariffs against Canada, Mexico and China, the reasoning behind the new round of tariffs, impact on consumer prices,

U.S. Commerce Secretary Howard Lutnick joins 'Squawk Box' to discuss President Trump's new tariffs against Canada, Mexico and China, the reasoning behind the new round of tariffs, impact on consumer prices,

Yahoo Finance will chronicle the latest news and updates on Trump's tariffs — from the threats to the eventual policy.