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	param	t-stat
$ω$	0.0382	8.40
$α$	0.0747	23.70
$β$	0.9253	255.67
$γ$	0.1287	2.61
$δ$	0.6826	14.38

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Alpha Appalachia Holdings LLC APARCH Volatility Analysis

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Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Alpha Appalachia Holdings LLC Analyses