The planned 50% tariff on copper imports may turn out to be the biggest own goal of U.S. President Donald Trump's ongoing trade war with the rest of the world.

Prices of clothing and shoes are expected to be particularly impacted by the tariffs, Yale University’s Budget Lab found.

Berner agrees that higher copper tariffs will bring up prices for U.S. homebuilders. This would leave them with two options: pass on the additional costs to homebuyers or build less, a move that is likely to exacerbate the country's ongoing shortage.

U.S. President Donald Trump's threat of a 50% tariff on copper imports is raising alarm in the U.S. auto sector, as it could make it even harder for carmakers and suppliers to absorb border taxes and rising costs,

Trump announced a 50% tariff on copper imports Tuesday, triggering a jump in U.S. copper prices that could cause an increase in metal theft.

Price increases could hit coffee, shoes, appliances and other products following a flurry of tariffs issued by President Donald Trump in recent days, analysts told ABC News.

President Trump's threat to impose 50% tariffs on copper (HG=F) roiled the market, with futures for the industrial metal stepping back from record highs Wednesday as industry insiders digested the potential impact.

President Donald Trump has announced a 50% tariff on all copper imports, a move that could shake industries across the country. This means that companies bringing copper into the U.S. from other countries will have to pay half the value of that as a fee.