Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.1459	13.22
$α$	0.0938	23.92
$β$	0.8812	252.41
$γ$	0.2048	12.57
$δ$	1.9362	29.15

V-Lab

Sato Shoji Corp APARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:29.67% (-1.23%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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