It's no secret that a strong US dollar causes the rest of the world pain, but the impact of this year's rally is shaping up to be a bit different than previous episodes of dollar strength. Hyun Song Shin is the Economic Adviser and Head of Research for the Bank for International Settlements, which has just published a bulletin outlining why this particular dollar cycle is so unique. Shin has also done a ton of previous academic research on this exact topic — examining what happens to global trade and business investment when the dollar hits its highs. In this conversation, we talk to him about the impact of the dollar rally, what could stop it and what policymakers around the world can do to cope.

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