Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	1.4114	5.58
$α$	0.1099	6.24
$β$	0.8069	36.67
$γ_{1}$	0.2185	3.14
$γ_{2}$	-0.2798	-2.65
$γ_{3}$	-0.0729	-1.09
$γ_{4}$	0.3278	6.15
$γ_{5}$	-0.3377	-5.81
$γ_{6}$	0.2476	3.93
$γ_{7}$	-0.1957	-3.06
$γ_{8}$	0.1728	2.64
$γ_{9}$	-0.1574	-2.45
$γ_{10}$	0.2467	2.27

V-Lab

KDDI Corp Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:47.15% (-3.81%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other KDDI Corp Analyses