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	param	t-stat
$ω$	0.0240	22.68
$α$	0.0831	36.23
$β$	0.9169	400.40
$γ$	0.2666	12.69
$δ$	1.1616	25.43

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Southern Co Gas APARCH Volatility Analysis

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News Impact Curve

Volatility Forecast

Parameter Estimates

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