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	param	t-stat
$ω$	1.2128	7.39
$α$	0.0704	117.69
$β$	0.9990	5,808.14
$ν$	3.8363	164.85

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WR Grace & Co GAS-GARCH Student T Volatility Analysis

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News Impact Curve

Volatility Forecast

Parameter Estimates

Other WR Grace & Co Analyses