Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	1.6758	5.94
$α$	0.1249	7.97
$β$	0.7993	37.09
$γ_{1}$	-0.0146	-0.40
$γ_{2}$	0.1078	1.94
$γ_{3}$	-0.2128	-4.98
$γ_{4}$	0.2077	5.99
$γ_{5}$	-0.1238	-4.01
$γ_{6}$	0.0552	1.73
$γ_{7}$	-0.0199	-0.56
$γ_{8}$	-0.0020	-0.05
$γ_{9}$	-0.0032	-0.08

V-Lab

Keio Corp Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:24.73% (+1.96%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Keio Corp Analyses