How the petrodollar regime came to be, and what losing it would mean for the U.S.

Wailin Wong is a long-time business and economics journalist who's reported from a Chilean mountaintop, an embalming fluid factory and lots of places in between. She is a host of The Indicator from Planet Money. Previously, she launched and co-hosted two branded podcasts for a software company and covered tech and startups for the Chicago Tribune. Wailin started her career as a correspondent for Dow Jones Newswires in Buenos Aires. In her spare time, she plays violin in one of the oldest community orchestras in the U.S.

Adrian Ma covers the economy and other "business-ish" as a co-host and reporter for NPR's daily economics podcast The Indicator from Planet Money. Have a question, story or tip you'd like him to look into? Here's how to get in touch.