Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.0797	12.26
$α$	0.0870	28.53
$β$	0.9130	295.01
$γ$	0.2020	9.60
$δ$	1.4782	26.70

V-Lab

Marubun Corp APARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:43.73% (-0.82%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Marubun Corp Analyses