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PPI: Copper and Brass Mill Shapes: Six-Month Forecast
A six-month statistical forecast for ppi: copper and brass mill shapes: projected to rise to about 698.73 by 2026-12 (+25.4%), with an 80% prediction band
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- A six-month statistical forecast for ppi: copper and brass mill shapes: projected to rise to about 698.73 by 2026-12 (+25.4%), with an 80% prediction band and a 2.9% out-of-sample backtest error. Damped Holt-Winters extrapolation, not a market forecast. Free CSV and JSON.
- Primary keyword: ppi: copper and brass mill shapes forecast
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Last reviewed 2026-05-12.