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	param	t-stat
$ω$	1.2231	11.06
$α$	0.0674	7.24
$β$	0.9076	73.70
$γ_{1}$	0.0010	3.21

V-Lab

China Petroleum & Chemical Corp Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:33.61% (-1.28%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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