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	param	t-stat
$ω$	0.7040	7.77
$α$	0.0944	4.23
$β$	0.8312	24.70
$γ_{1}$	-0.0065	-3.10

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Xiabuxiabu Catering Management China Holdings Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:47.71% (-0.78%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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