Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	0.0746	16.60
$α$	0.0568	13.99
$β$	0.8865	245.28
$γ$	0.0677	6.98

V-Lab

Keio Corp GJR-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:20.61% (+1.24%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Keio Corp Analyses