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	param	t-stat
$ω$	0.7526	6.44
$α$	0.0831	7.81
$β$	0.8507	42.63
$γ_{1}$	-0.0288	-1.03
$γ_{2}$	0.0442	1.11
$γ_{3}$	-0.0818	-3.09
$γ_{4}$	0.1353	4.89
$γ_{5}$	-0.0946	-3.51
$γ_{6}$	0.0409	1.39
$γ_{7}$	-0.0137	-0.40
$γ_{8}$	-0.0119	-0.42

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International Business Machines Corp Zero Slope Spline-GARCH Volatility Analysis

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News Impact Curve

Volatility Forecast

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