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	param	t-stat
$ω$	0.1736	29.18
$α$	0.1615	33.07
$β$	0.7367	175.79
$γ$	0.1418	13.82

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Aetna Inc Asy. MEM Volatility Analysis

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News Impact Curve

Volatility Forecast

Parameter Estimates

Other Aetna Inc Analyses