Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.0272	15.72
$α$	0.0938	27.13
$β$	0.9887	1,410.35
$γ$	-0.0171	-6.98

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Advantest Corp EGARCH Volatility Analysis

Volatility Prediction for Tuesday, February 24th, 2026:58.50% (-0.50%)

Date Range:

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