Copper Supply in Asia Tightens as Tariff Risks Spur Anxiety

Copper plates in China.Photographer: Qilai Shen/Bloomberg
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The copper market in Asia is tightening, adding to signs of worldwide dislocation, as prices rally hard on speculation that the Trump administration will impose import tariffs on the industrial metal.

In China, the Yangshan premium — a gauge on the additional cost for shipping in refined copper — has nearly doubled this month. In Southeast Asia, meanwhile, import premiums have risen to the highest since last April.