JOHANNESBURG/ LONDON, Jan 31 (Reuters) - Africa's biggest copper producers, the Democratic Republic of Congo and Zambia, are working on deals to gain exposure to metal trading as a demand surge ...

Copper rallied in New York and slumped in London after President Donald Trump pledged import tariffs that risk raising costs for American manufacturers while dampening global demand. In the latest ...

MELBOURNE/LONDON, Jan 28 (Reuters) - President Donald Trump's threat to impose tariffs on U.S. copper and aluminium imports will result in higher costs for local consumers because of a shortfall ...