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	param	t-stat
$ω$	0.7533	6.41
$α$	0.0848	7.90
$β$	0.8491	42.94
$γ_{1}$	-0.0281	-1.00
$γ_{2}$	0.0429	1.07
$γ_{3}$	-0.0805	-3.04
$γ_{4}$	0.1341	4.83
$γ_{5}$	-0.0936	-3.46
$γ_{6}$	0.0399	1.36
$γ_{7}$	-0.0127	-0.37
$γ_{8}$	-0.0126	-0.45

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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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