Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.1064	21.13
$α$	0.0488	16.88
$β$	0.8900	345.89
$γ$	0.0790	11.48

V-Lab

Adeka Corp GJR-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:54.70% (-2.90%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Adeka Corp Analyses