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	param	t-stat
$ω$	0.1120	20.00
$α$	0.1266	33.75
$β$	0.8734	227.49
$γ$	-0.0231	-1.03
$δ$	0.9562	31.67

V-Lab

Valhi Inc APARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:53.10% (-4.04%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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