Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	1.8062	4.93
$α$	0.1518	4.11
$β$	0.6867	11.19
$γ_{1}$	4.1998	3.64
$γ_{2}$	-7.1179	-3.81
$γ_{3}$	5.1072	3.43
$γ_{4}$	-4.3673	-2.64
$γ_{5}$	3.8191	2.07
$γ_{6}$	-1.8757	-0.90
$γ_{7}$	-0.3731	-0.17
$γ_{8}$	1.0579	0.71

V-Lab

Shikigaku Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:21.28% (+0.03%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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