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	param	t-stat
$ω$	1.3276	7.16
$α$	0.0923	38.29
$β$	0.9882	541.16
$ν$	7.5696	6.98

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S&P Composite 1500 Index GAS-GARCH Student T Volatility Analysis

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News Impact Curve

Volatility Forecast

Parameter Estimates

Other S&P Composite 1500 Index Analyses