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	param	t-stat
$ω$	0.0166	16.21
$α$	0.0236	17.38
$β$	0.9598	705.72
$γ$	0.0249	8.68

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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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