Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	2.1394	6.31
$α$	0.2185	5.24
$β$	0.5993	8.98
$γ_{1}$	0.1222	0.93
$γ_{2}$	-0.0229	-0.09
$γ_{3}$	-0.2091	-0.96
$γ_{4}$	0.0983	0.66
$γ_{5}$	-0.0843	-0.78
$γ_{6}$	0.2909	2.76
$γ_{7}$	-0.1801	-1.35
$γ_{8}$	-0.1725	-1.00
$γ_{9}$	0.4403	2.53
$γ_{10}$	-0.7958	-2.74

V-Lab

Tanaka Seimitsu Kogyo Co Ltd Spline-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:17.03% (-1.99%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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