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	param	t-stat
$ω$	1.3374	5.45
$α$	0.1221	3.23
$β$	0.7241	9.99
$γ_{1}$	0.1886	3.91
$γ_{2}$	-0.2424	-4.12

V-Lab

China Tobacco International HK Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:45.35% (-0.23%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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