President Donald Trump said in an Oval Office signing ceremony Monday evening that his administration will impose 25% tariffs on Mexico and Canada on February 1, an extraordinary change in North American trade policy that could raise prices for American consumers.

The same experts have found that most importers simply pass the added cost of tariffs on to U.S. consumers by jacking up their prices — rather than going out of their way to rep

Trump underscored his intention to use tariffs as a tool of international economic policy and an increasingly vital source of government revenue.