Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	1.1356	7.39
$α$	0.1226	8.88
$β$	0.7641	32.05
$γ_{1}$	-0.1059	-3.12
$γ_{2}$	0.2187	4.42
$γ_{3}$	-0.2367	-6.85
$γ_{4}$	0.2281	6.41
$γ_{5}$	-0.1522	-4.43
$γ_{6}$	0.0477	1.50
$γ_{7}$	0.0104	0.33
$γ_{8}$	-0.0187	-0.60
$γ_{9}$	-0.0355	-0.77

V-Lab

Inabata & Co Ltd Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:17.08% (+0.06%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Inabata & Co Ltd Analyses