President Trump felt "horrible" about the impacts of tariffs on China that hit American businesses in April, Commerce Sec. Howard Lutnick said at an Axios event on Wednesday.Why it matters: Lutnick said the pain was necessary — but he again insisted prices won't rise for consumers.

U.S. companies are also still cautioning about how tariffs could affect their businesses. On Walmart 's ( WMT -1.35%) earnings call last week, CEO Doug McMillon warned about potential repercussions. President Trump responded on social media that Walmart makes billions of dollars in sales, and that it should "eat the tariffs." But can it?

US President Donald Trump threatened to impose a 50 per cent tariff on all goods sent to the US from the EU on Friday, raising fears of a renewed trade war. Trump has also expressed frustration at delays in agreeing a deal with the EU,

Manufacturers and service-sector companies alike are pondering increased costs due to President Trump's tariffs and how they will impact their ability to make money.

The Columbus Metropolitan Club hosted its weekly forum on tariffs and how they may hurt Ohio's trade with Canada.

Walmart is the latest U.S. retailer to warn of impending price increases due to the cost of Trump's tariffs, drawing ire from the Republican leader.

Nearly two-thirds of Japanese firms want the Bank of Japan to temporarily pause interest rate hikes as U.S. President Donald Trump's tariff policies raise pressure on earnings, a Reuters poll showed on Thursday.

Calling the European Union "very difficult to deal with," President Donald Trump said Friday the United States would move to enact a 50% tariff on the EU.

Uncertainty over the impact of President Donald Trump's tariffs and rising costs are chipping away at homebuilders' willingness to embark on new projects.

Fareed Zakaria asks Bill Gates how damaging he thinks Trump’s tariffs are. Hear his response . 01:43 . Now playing

Important measures of the economy like the unemployment rate and inflation have stayed stable so far despite President Donald Trump's trade wars, but that could soon change, forecasters say.