Joint U.S.-Japanese intervention boosts the yen — but will it be enough?
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- U.S.-Japanese intervention boosted the yen, though the source notes forex intervention can affect exchange rates in the near term.
- Strategists believe interest rate differentials are the ultimate arbiter of currency direction, and Japan's rates remain much lower than the U.S.
Why it matters: With Japan's rates far below U.S. rates, the structural pressure on the yen persists, and most strategists view rate differentials as the true long-term driver — meaning the intervention's lift may prove temporary unless the rate gap narrows.
