A recent round of tariff threats has added a new layer of uncertainty, but the monthslong track record affords economists an opportunity to evaluate what the tariffs have yielded

The president's new tariffs on vehicles and auto parts have contributed to a slowdown in affordable car availability in the U.S., according to Cars.com.

President Trump is reportedly pushing for higher blanket tariffs on imports from the European Union, throwing a wrench in negotiations ahead of an Aug. 1 deadline for sweeping duties to take effect. The Financial Times reported that Trump wants a minimum of a 15% to 20% tariff on EU goods as part of any deal.

Wall Street's main indexes moved lower on Friday after the Financial Times reported that President Donald Trump was pushing for steep new tariffs - at least 15% to 20% - on all European Union goods.

U.S. President Donald Trump is pushing for a minimum tariff of 15% to 20% in any deal with the European Union, the Financial Times reported on Friday, adding that the administration is now looking at a reciprocal tariff rate that exceeds 10%,