The Iran war puts the petrodollar regime to the test

The Indicator from Planet Money

NPR

Business

4.7 • 9.5K Ratings

🗓️ 22 April 2026

⏱️ 9 minutes

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Summary

The global oil market has supported the U.S. dollar for more than 50 years. But the system has shown signs of cracking. Amidst the Iran war, Iran has reportedly been collecting some tolls in yuan. Today on the show, how the petrodollar regime came to be and what losing it would mean for the U.S.

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Transcript

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0:47.9	This is the indicator from Planet Money.
0:55.6	I'm Waylon Wong.
0:56.7	And I'm Adrienne Ma.
0:57.9	The U.S. dollar is known as the world's reserve currency.
1:01.6	That means countries widely conduct their business in U.S. dollars, and they save and invest in U.S. dollars.
1:07.5	And a big driver of the dollar status as reserve currency is the global
1:12.2	oil market. And that's because of something called the petro dollar system. It's a 50-year
1:17.3	arrangement that emerged from a previous oil shock. And it's being tested by the current war in Iran.
1:24.3	Today on the show, what is the petro dollar regime?
1:29.2	How does it benefit the U.S.? And what will it mean for everyday Americans if this system goes away?
1:35.8	In 1973, Egypt and Syria launched an attack on Israel.
	...

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