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	param	t-stat
$ω$	1.4575	7.42
$α$	0.1284	9.09
$β$	0.8437	52.27
$γ_{1}$	0.0264	4.62
$γ_{2}$	-0.0336	-4.57

V-Lab

Vanguard Mega Cap Growth ETF Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:23.34% (+2.05%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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