Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	0.2440	21.63
$α$	0.1768	43.80
$β$	0.7787	185.90
$γ$	0.1767	4.52

V-Lab

Heiwa Corp AGARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:21.99% (-0.85%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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