Industrial output → Copper

Common explanation (Knock-on · same direction): More production uses more metal.

This issue: Industrial output at 61 (warm), Copper at 91 (hot) — both above normal, in line with the common explanation.

Hot and cold describe position, not good or bad: warm does not mean a fall is coming, and an extreme reading does not mean a quick reversal. We describe history only, with no buy or sell advice.

Where it stands now

Where the two indicators stand this issue

Industrial output: Median position across economies 61. Copper: 76.5% above its 10-year average.

Tests

Does this link hold up?

Common explanationMore production uses more metalSource: World Bank, “Metal prices poised to strengthen further” (2025). It also stresses tight supply and energy-transition demand; industrial production is only one driver of copper prices.
Tested against our dataAgreement between the positions of Industrial output and Copper (2-month lag), measured in the direction of the common explanation: +0.31. Looking at every 5-year period (shifted one year at a time), the two moved in that direction in 9 of 10; data start only in 2011. Weak or inconsistent
Periods when it did not holdAcross 10 5-year periods, out of step in 2011⁠–⁠2016.

History

The two lines, overlaid

Data: US: Federal Reserve G.17 (INDPRO), via FRED (Federal Reserve Bank of St. Louis); others: World Bank Global Economic Monitor (CC BY 4.0); World Bank Pink Sheet (CC BY 4.0). Positions: our calculation.

Industrial outputCopper

Limits

What this card cannot tell you

Moving together does not prove that one causes the other.
Links change over time; periods when this one did not hold are listed in full.
This is the historical record, not a forecast.

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