Aluminium, nickel retreat as other base metals log gains


Copper prices edged up on Friday, propped up by a weaker dollar and easing COVID-19 curbs in China, but the upcoming U.S. jobs data kept the market unsettled.

Three-month copper on the London Metal Exchange ticked up 0.1% to $8,348 a tonne by 1030 GMT, after gaining about 5% so far...