Businesses worldwide and mainstream economists are fretting about higher prices as President Donald Trump unveils his tariff-heavy economic strategy. But Jamie Dimon, CEO of the world’s largest bank,

If implemented, the proposed tariffs could spike inflation, but national security is more important, the bank CEO said.

JPMorgan Chase CEO Jamie Dimon has changed his tune on tariffs, saying Wednesday that they're a valuable economic tool. "They're an economic weapon, you know, depending how you use it why you use it,