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	param	t-stat
$ω$	2.3346	5.71
$α$	0.0506	1.51
$β$	0.5213	2.15
$γ_{1}$	0.0297	0.03
$γ_{2}$	2.1514	1.68
$γ_{3}$	-3.5727	-4.04
$γ_{4}$	1.8971	2.83

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Atour Lifestyle HLD Ltd -Ads Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:35.63% (-0.44%)

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