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	param	t-stat
$ω$	0.0768	10.91
$α$	0.0979	38.10
$β$	0.9007	317.72
$γ$	0.2000	11.58
$δ$	1.1028	17.55

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NACCO Industries Inc APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 10th, 2026:40.65% (-1.66%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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