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Palm Beach Economics

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THE BIGGEST TRADE NOBODY TALKS ABOUT.

The United States has stepped in to help support Japan's falling yen, even after Japan already spent tens of billions of dollars attempting to stabilize it. This matters to American investors because of the yen carry trade — a strategy where Wall Street borrows cheap yen and moves that money into U.S. stocks, bonds, and other securities — which can unwind rapidly when the yen drops, forcing mass sell-offs. The video raises the question of what underlying threat to the U.S. economy may be driving Washington to defend a currency it doesn't control.

Key takeaways

  • Japan has spent tens of billions of dollars trying to support the yen, but it has continued to fall.
  • The U.S. has now stepped in to help stabilize a foreign currency it does not control.
  • Wall Street's yen carry trade — borrowing cheap yen to invest in U.S. assets — is highly vulnerable to a sudden yen decline.
  • A rapid yen drop can force investors to sell U.S. stocks, bonds, and securities whether they want to or not.
  • Washington's intervention raises the question of what deeper threat to the U.S. economy officials may be trying to prevent.

One of the world's biggest financial trades is suddenly back in the spotlight. As pressure builds on the Japanese yen, attention is turning to the massive flow of capital that has quietly supported global markets for years. Some analysts believe the unwind could have far-reaching consequences. Whether that happens or not, the underlying shifts are already underway—and they're bigger than most headlines suggest.

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