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	param	t-stat
$ω$	1.1133	7.33
$α$	0.1464	9.52
$β$	0.7560	36.71
$γ_{1}$	-0.0111	-0.32
$γ_{2}$	0.0812	1.63
$γ_{3}$	-0.1702	-5.80
$γ_{4}$	0.1745	6.06
$γ_{5}$	-0.1218	-3.91
$γ_{6}$	0.0679	2.20
$γ_{7}$	-0.0292	-0.91
$γ_{8}$	0.0314	0.91
$γ_{9}$	-0.0363	-1.28

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Obayashi Corp Zero Slope Spline-GARCH Volatility Analysis

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