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	param	t-stat
$ω$	1.2734	7.77
$α$	0.0925	8.44
$β$	0.8555	52.26
$γ_{1}$	0.0310	2.08
$γ_{2}$	-0.0579	-2.49
$γ_{3}$	0.0386	2.25
$γ_{4}$	-0.0198	-1.36
$γ_{5}$	0.0329	2.55
$γ_{6}$	-0.0399	-4.38

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Pfizer Inc Zero Slope Spline-GARCH Volatility Analysis

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