Dr Copper has historically been a good indicator of the health of the global economy, due to its use in all forms of technological advancement and economic growth.

But a broader measure than just copper is presented by the Bloomberg industrial metals index, made up of copper, zinc, nickel and aluminium. These four metals are used in various industries so this index is arguably a more diversified read of the demand for industrial metals and economic activity...

BL Premium

This article is reserved for our subscribers.

A subscription helps you enjoy the best of our business content every day along with benefits such as exclusive Financial Times articles, ProfileData financial data, and digital access to the Sunday Times and Sunday Times Daily.

Already subscribed? Simply sign in below.

Questions or problems? Email helpdesk@businesslive.co.za or call 0860 52 52 00. Got a subscription voucher? Redeem it now