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	param	t-stat
$ω$	0.7278	8.35
$α$	0.1759	7.67
$β$	0.7276	25.33
$γ_{1}$	-0.0783	-3.52
$γ_{2}$	0.1490	4.36
$γ_{3}$	-0.1240	-4.44
$γ_{4}$	0.0506	1.93
$γ_{5}$	0.0670	2.77
$γ_{6}$	-0.1686	-4.93

V-Lab

Invesco Quality Muni Income Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:10.60% (+0.71%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Invesco Quality Muni Income Analyses