Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	1.3430	10.53
$α$	0.1177	9.05
$β$	0.8271	45.57
$γ_{1}$	0.0244	5.07
$γ_{2}$	-0.0284	-3.63
$γ_{3}$	-0.0073	-0.97
$γ_{4}$	0.0248	2.29

V-Lab

NGK Insulators Ltd Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 6th, 2026:37.93% (-3.03%)

Date Range:

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News Impact Curve

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