Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	1.0000	4.21
$α$	0.1138	6.85
$β$	0.7891	28.50
$γ$	-0.1054	-1.62
$δ$	1.5066	9.98

V-Lab

Japan Data Science APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:89.98% (-8.47%)

Date Range:

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News Impact Curve

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