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	param	t-stat
$ω$	1.1103	7.32
$α$	0.1417	9.48
$β$	0.7627	37.47
$γ_{1}$	-0.0083	-0.24
$γ_{2}$	0.0758	1.53
$γ_{3}$	-0.1661	-5.74
$γ_{4}$	0.1742	6.17
$γ_{5}$	-0.1256	-4.11
$γ_{6}$	0.0739	2.45
$γ_{7}$	-0.0354	-1.15
$γ_{8}$	0.0392	1.19
$γ_{9}$	-0.0448	-1.64

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Obayashi Corp Zero Slope Spline-GARCH Volatility Analysis

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