In the right circumstances, they can help with issues like national security and unfair competition, JPMorganChase CEO Jamie Dimon said Sunday (Jan. 12), eight days before pro-tariff President-elect Donald Trump takes office.

The incoming president is “a negotiator, he lays out some very tough things and sometimes it works,” Dimon said. “We have to worry more about national security, resiliency, diversified supply chains, and we didn’t. And also we should’ve worried more about who it hurt.”

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