Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	1.6184	7.84
$α$	0.1412	5.23
$β$	0.7636	16.82
$γ_{1}$	0.0101	0.28
$γ_{2}$	0.1251	2.23
$γ_{3}$	-0.2990	-6.62
$γ_{4}$	0.2252	4.76
$γ_{5}$	-0.0152	-0.33
$γ_{6}$	-0.1247	-2.73
$γ_{7}$	0.1040	2.37
$γ_{8}$	0.0252	0.62
$γ_{9}$	-0.0835	-2.16
$γ_{10}$	0.0294	0.95

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Nihon Yamamura Glass Co Ltd Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:51.68% (+12.36%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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