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	param	t-stat
$ω$	0.0515	8.78
$α$	0.1198	30.39
$β$	0.8640	155.96
$γ$	0.1744	2.62

V-Lab

Avista Corp AGARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:20.29% (-0.22%)

Date Range:

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News Impact Curve

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