The stock market tumbled Monday after President Donald Trump said tariffs would go into effect for Mexico, Canada and China as planned on Tuesday.

Once again, Mexico’s president Claudia Sheinbaum has adopted a wait-and-see strategy. When US President Donald Trump announced steep tariffs on all cars shipped to the United States – a significant escalation in a global trade war – she stuck to pragmatism and patience.

The Budget Lab at Yale, a nonpartisan research center, ran an economic analysis of how commodity prices would change if the United States imposed 25% tariffs on Canada and Mexico and a 20% tariff (which is currently in place) on goods from China on top of the tariffs that were already in place when the Trump administration took office.

President Trump says the goal of his tariffs - resuscitating U.S. manufacturing's glory days - will be worth the turmoil. Experts are skeptical.

President Trump spoke Friday with Canada’s new PM as the US prepares to slap 25% tariffs on Canadian imports — and referred to the leader as “Prime Minister,’’ dropping the “governor” moniker he

A tariff on goods from Mexico, the single largest supplier of horticultural imports to the U.S., would almost certainly mean higher prices at the grocery store. It could also, according to experts, increase food waste along the supply chain.

With the Trump administration slapping tariffs on Canadian exports, Canada's government is reminding Arizonans the tariffs will raise consumer prices.

Arthur Laffer says the proposed taxes could weaken the ability of U.S. automakers to compete with foreign counterparts.