S&P 500 and Nasdaq Composite largely unmoved as it opened for trading for first time after inaugurationBusiness live – latest updatesFinancial markets shrugged after Donald Trump outlined plans to impose punitive tariffs on Mexico and Canada as soon as next month while signing scores of executive orders on his first day in office.The US president told reporters in the White House’s Oval Office he was thinking about introducing 25% US tariffs on imports from Mexico and Canada as soon as 1 February. Continue reading...