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	param	t-stat
$m$	41
$α$	0.0681	13.43
$β$	0.8599	87.04
$γ$	0.0017	0.24
$λ_{1}$	0.0000	0.00
$λ_{2}$	0.0048	2.96
$λ_{3}$	0.9950	491.13

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Yantai Dongcheng Pharmaceutical Co Ltd MF2-GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:27.20% (-0.40%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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