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	param	t-stat
$ω$	1.0381	8.00
$α$	0.1542	9.68
$β$	0.7894	40.14
$γ_{1}$	0.0286	2.81
$γ_{2}$	-0.0547	-3.43
$γ_{3}$	0.0422	3.40
$γ_{4}$	-0.0206	-2.34

V-Lab

Zhengzhou Coal Industry & Electric Power Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:61.15% (-5.97%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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