Jason Furman, an economist who was an adviser to President Barack Obama, believes that trade is an unmitigated good — a rarely heard opinion on the right or the left these days. In this episode of “The Opinions,” David Leonhardt, the director of the Times editorial board, pushes Furman on the downsides of trade and asks him to explain its benefits — for both Americans and the rest of the world.

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This episode of “The Opinions” was produced by Jillian Weinberger. It was edited by Alison Bruzek and Kaari Pitkin. The rest of the show's production team includes Derek Arthur and Vishakha Darbha. Mixing by Efim Shapiro. Original music by Pat McCusker and Isaac Jones. Fact-checking by Mary Marge Locker. Audience strategy by Shannon Busta and Kristina Samulewski. The director of Opinion Audio is Annie-Rose Strasser.