Copper prices edged higher across major exchanges this week, supported by rising investments in copper production as producers position themselves to meet rising demand from the global transition to cleaner energy technologies. Three-month copper on the London Metal Exchange was up 0.3% at $9,847.5 per metric ton, as of 0229 GMT, has gained 0.53% so far this week. The most-traded copper contract on the Shanghai Futures Exchange gained 0.43% to 79,160 yuan ($11,066.84) a ton, and is poised to end the week 0.57% higher. Harmony Gold, South Africa’s largest gold producer, is accelerating plans to diversify into copper, ... (full story)