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	param	t-stat
$ω$	1.2788	7.20
$α$	0.0848	40.42
$β$	0.9902	661.87
$ν$	8.4117	5.96

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S&P 500 Equal Weight Index (EWI) GAS-GARCH Student T Volatility Analysis

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News Impact Curve

Volatility Forecast

Parameter Estimates

Other S&P 500 Equal Weight Index (EWI) Analyses