Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	1.3596	3.09
$α$	0.1549	4.55
$β$	0.7471	16.27
$γ_{1}$	0.2608	0.50
$γ_{2}$	-0.0190	-0.03
$γ_{3}$	-1.1449	-2.38
$γ_{4}$	2.4313	5.68
$γ_{5}$	-2.7323	-7.07
$γ_{6}$	1.6998	3.28
$γ_{7}$	-0.7190	-0.95
$γ_{8}$	0.3247	0.45
$γ_{9}$	-0.1141	-0.30

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Arigatou Services Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:20.34% (-0.03%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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