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	param	t-stat
$ω$	0.0166	16.25
$α$	0.0237	17.40
$β$	0.9597	704.66
$γ$	0.0248	8.64

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Northrop Grumman Corp GJR-GARCH Volatility Analysis

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News Impact Curve

Volatility Forecast

Parameter Estimates

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