Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	1.4590	9.99
$α$	0.1392	8.06
$β$	0.7113	22.21
$γ_{1}$	0.0457	4.16
$γ_{2}$	-0.0737	-4.33
$γ_{3}$	0.0427	2.68
$γ_{4}$	-0.0232	-1.17
$γ_{5}$	0.0097	0.54
$γ_{6}$	0.0034	0.31

V-Lab

Nippon Concrete Industries Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:59.10% (+26.23%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Nippon Concrete Industries Analyses