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	param	t-stat
$ω$	1.8696	4.14
$α$	0.0662	6.82
$β$	0.9133	79.28
$γ_{1}$	0.0223	3.12
$γ_{2}$	-0.0329	-3.30
$γ_{3}$	0.0154	3.10

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Tonghua Dongbao Pharmaceutical Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:31.76% (-0.90%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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