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	param	t-stat
$ω$	0.0406	16.45
$α$	0.2190	33.49
$β$	0.9941	1,492.71
$γ$	-0.0637	-10.95

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Coventry Health Care EGARCH Volatility Analysis

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Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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