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	param	t-stat
$ω$	1.0353	8.99
$α$	0.0982	4.41
$β$	0.7593	14.65
$γ_{1}$	0.0088	0.32
$γ_{2}$	0.0100	0.24
$γ_{3}$	-0.0573	-2.05
$γ_{4}$	0.0598	3.36

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H World Group Ltd Zero Slope Spline-GARCH Volatility Analysis

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