Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.0797	38.63
$α$	0.1385	27.06
$β$	0.7350	189.00
$γ$	0.1378	14.48

V-Lab

TOPIX Mid 400 Index Asy. MEM Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:18.78% (-0.48%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other TOPIX Mid 400 Index Analyses