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	param	t-stat
$ω$	0.0368	18.42
$α$	0.0498	10.54
$β$	0.8607	203.77
$γ$	0.1147	9.55

V-Lab

Invesco International BuyBack Achievers ETF GJR-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:19.09% (-1.17%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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