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	param	t-stat
$m$	46
$α$	0.2552	14.35
$β$	0.6673	36.68
$γ$	0.0269	0.89
$λ_{1}$	0.3521	1.90
$λ_{2}$	0.1182	2.88
$λ_{3}$	0.8708	15.95

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Hangzhou Huaguang Advanced Welding Materials Co Ltd MF2-GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:51.37% (-2.77%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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