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	param	t-stat
$ω$	1.7679	6.18
$α$	0.1220	3.16
$β$	0.6089	5.24
$γ_{1}$	0.4074	0.98
$γ_{2}$	-0.5199	-0.80
$γ_{3}$	0.7611	1.56
$γ_{4}$	-2.1980	-3.88

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Hangzhou Haoyue Personal Care Co Ltd Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:21.84% (-0.51%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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