Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.0674	26.63
$α$	0.0408	11.37
$β$	0.8504	333.63
$γ$	0.1437	15.80

V-Lab

S&P/TOPIX 150 Price Index GJR-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:19.66% (+0.36%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other S&P/TOPIX 150 Price Index Analyses