Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.0250	10.76
$α$	0.0326	19.13
$β$	0.9674	514.86
$γ$	0.2209	4.61
$δ$	1.0411	19.65

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Riso Kagaku Corp APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 10th, 2026:24.02% (-0.31%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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