Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	4.0653	2.15
$α$	0.5795	3.44
$β$	0.2415	3.30
$γ_{1}$	1.6444	2.47
$γ_{2}$	-2.0933	-2.28
$γ_{3}$	1.0758	1.71
$γ_{4}$	-1.6388	-3.01
$γ_{5}$	1.6060	4.68

V-Lab

Wa Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:17.38% (+1.76%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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