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	param	t-stat
$ω$	1.0465	3.47
$α$	0.3139	2.47
$β$	0.3540	2.89
$γ_{1}$	3.9328	2.02
$γ_{2}$	-6.8996	-2.42
$γ_{3}$	4.2392	2.88

V-Lab

AB Tax-Aware Intrmd Muni ETF Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:3.01% (+0.30%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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