Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	5.5974	21.10
$α$	0.1520	16.12
$β$	0.2237	10.47
$γ$	1.2665	5.45

V-Lab

Keeper Technical Laboratory AGARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:43.62% (-1.19%)

Date Range:

Parameter Estimates

News Impact Curve

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