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Copper set for steepest monthly fall in 3-1/2 yrs amid demand worries
London copper eased on Friday and was on track for a third straight and biggest monthly fall in three-and-a-half years as global trade tensions raised concerns on weaker demand. Benchmark copper on the London Metal Exchange (LME) fell 0.2% to $5,839.50 a tonne at 0748 GMT, and was down 9% for the month of May, the strongest monthly decline since November 2015. The metal has fallen 10.3% in the past three months. U.S. President Donald Trump, responding to a surge of illegal immigrants across the southern border, vowed on Thursday to impose a tariff on all goods coming from Mexico, starting at 5% and ratcheting much ... (full story)