Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	2.6646	3.55
$α$	0.2338	5.35
$β$	0.7011	18.68
$γ_{1}$	0.1101	0.75
$γ_{2}$	-0.0856	-0.33
$γ_{3}$	-0.2665	-1.08
$γ_{4}$	0.5450	2.29
$γ_{5}$	-0.3820	-1.99
$γ_{6}$	0.0563	0.35
$γ_{7}$	-0.0902	-0.45
$γ_{8}$	0.3460	1.78
$γ_{9}$	-0.3417	-3.15

V-Lab

Koike-Ya Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:10.63% (-0.56%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Koike-Ya Inc Analyses