US import costs of steel and aluminium, used in everything from baseball bats to cars and aircraft parts, are expected to rise by more than $100bn after Donald Trump raised tariffs on the metals to 50 per cent this week.

Another is that tariffs on “intermediate” goods, such as raw materials used to make other things, affect consumer prices indirectly. Even service industries depend on imported goods—think of lawyers using smartphones or computers made abroad.

Delta told the U.S. Commerce Department that millions of customers could be negatively affected if Trump imposes new tariffs.

Consumers are watching what effect President Trump's tariffs will have on homebuilding, as Trump doubled down on steel import taxes.

To tariff or not to tariff, that has been the question on both sides of the pond recently. President Donald Trump’s sweeping tariff plan is stuck in the courts but the rest of the world is reeling from the uncertainty.

The tech billionaire has suddenly fallen out with Donald Trump, and the two are jousting on social media.