Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	0.3687	23.64
$α$	0.0994	24.01
$β$	0.8130	180.38
$γ$	0.0771	9.77

V-Lab

Koa Corp GJR-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:36.83% (-2.47%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Koa Corp Analyses