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	param	t-stat
$ω$	1.0595	8.25
$α$	0.0853	6.51
$β$	0.8600	38.52
$γ_{1}$	0.0193	1.76
$γ_{2}$	-0.0513	-3.03
$γ_{3}$	0.0545	4.61
$γ_{4}$	-0.0179	-1.61
$γ_{5}$	-0.0223	-1.31

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Altria Group Inc Spline-GARCH Volatility Analysis

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