President Trump’s ever-swerving tariff regime has taken more sharp turns in recent days.On July 7, his administration pushed back some of its most punishing duties by three more weeks to August, following a 90-day delay.

Manufacturers and construction companies — as well as consumers — would face higher prices if the U.S. jacks up tariffs on copper, analysts said.

Freeport-McMoRan could see a $1.6-billion boost to annual profit if President Donald Trump's copper tariff materializes, a benefit driven by the firm's role as the largest U.S. producer with more expansion options than rivals.

President Trump will wield 50% copper tariffs on August 1 as he promises more to come with countries such as Brazil in the crosshairs. Delta’s good news, Nvidia scores the first $4 trillion market cap milestone,

U.S. President Donald Trump's announcement of a proposed 50% tariff on copper imports has raised concerns in Chile and Peru, which together account for nearly 40% of global copper production.

President Trump is threatening new 50% tariffs on copper and up to 200% on pharmaceutical imports. He also announced new tariffs on six countries. NBC News' Vaughn Hillyard reports the latest. Veda Partners Managing Partner Henrietta Treyz and University of Michigan Professor of Economics and Public Policy Justin Wolfers join Katy Tur to break down the economic impact of Trump's policies on Americans.

Trump said on Tuesday that he would impose a 50% tariff on copper. Though the remarks were light on specifics, his comments sent the metal to all-time highs.

Trump insiders maintain that it would make little sense — politically or from a policy standpoint — for the president to offer any further extensions on trade.