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	param	t-stat
$ω$	0.1900	4.42
$α$	0.0764	9.67
$β$	0.9236	105.99
$γ$	0.2931	8.46
$δ$	1.5747	17.54

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NII Holdings Inc APARCH Volatility Analysis

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News Impact Curve

Volatility Forecast

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