Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	0.2184	29.80
$α$	0.1266	41.75
$β$	0.8345	248.44

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Obayashi Corp GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:42.59% (-1.75%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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