John Authers, Columnist

Forza Italia! And Dr. Copper Learns a New Trade

A couple of longstanding economic assumptions are being upended.

November 12, 2025 at 4:36 AM UTC

John Authers is a senior editor for markets and Bloomberg Opinion columnist. A former chief markets commentator at the Financial Times, he is author of “The Fearful Rise of Markets.”

The Grasberg copper and gold mining complex in Papua, Indonesia.
Photographer: Dadang Tri/Bloomberg

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Copper’s vaunted reputation as a barometer of global economic health might suggest that its nearly 25% surge this year to fresh all-time highs signals good times ahead: