Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.3917	10.79
$α$	0.2438	12.38
$β$	0.7351	63.91
$γ$	0.0422	1.02

V-Lab

Ibokin Co.,Ltd. GJR-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:48.55% (-0.81%)

Date Range:

Parameter Estimates

News Impact Curve

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