Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	1.3011	6.89
$α$	0.1401	5.56
$β$	0.6155	9.55
$γ_{1}$	0.3818	3.34
$γ_{2}$	-0.7039	-4.04
$γ_{3}$	0.5268	3.55
$γ_{4}$	-0.3181	-1.51
$γ_{5}$	0.0934	0.37
$γ_{6}$	0.1149	0.51
$γ_{7}$	-0.0013	-0.01
$γ_{8}$	-0.2618	-0.83
$γ_{9}$	0.1062	0.25
$γ_{10}$	0.3152	0.56

V-Lab

Internet Initiative Japan Inc Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:41.23% (-1.23%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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