Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.1289	22.90
$α$	0.1926	23.78
$β$	0.9502	334.81
$γ$	-0.0132	-1.48

V-Lab

Showa System Engineering EGARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:29.68% (-0.32%)

Date Range:

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News Impact Curve

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