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	param	t-stat
$ω$	1.3676	5.53
$α$	0.0864	40.93
$β$	0.9909	557.30
$ν$	7.0378	7.68

V-Lab

S&P 500 Index GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Wednesday, January 7th, 2026:10.94% (+0.19%)

Date Range:

Parameter Estimates

Other S&P 500 Index Analyses