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	param	t-stat
$ω$	0.0314	3.40
$α$	0.1020	30.05
$β$	0.8778	125.07
$γ$	0.8864	5.79

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Sigma-Aldrich Corp AGARCH Volatility Analysis

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Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Sigma-Aldrich Corp Analyses