Traders who have been paying dearly to ship copper to America before US President Donald Trump imposes import tariffs on the metal now face a high-stakes race to get shipments there in time. The global copper market was turned on its head in January when Trump first talked about imposing tariffs on imported copper. Now, there’s fresh angst after Bloomberg reported that the US administration aims to introduce levies within weeks instead of months as had been widely anticipated. Futures contracts on New York’s Comex exchange spiked to fresh all-time highs on Wednesday and benchmark prices on the London Metal Exchange ... (full story)