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	param	t-stat
$ω$	0.8283	2.21
$α$	0.2360	4.13
$β$	0.5236	5.88
$γ_{1}$	0.9826	0.51
$γ_{2}$	-2.6311	-1.03
$γ_{3}$	4.4676	3.57
$γ_{4}$	-5.9820	-5.68
$γ_{5}$	5.8213	4.77
$γ_{6}$	-4.8177	-3.19
$γ_{7}$	2.6390	1.89
$γ_{8}$	-0.0612	-0.07

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China Beststudy Education Group Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:41.76% (+1.75%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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