Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	0.0331	19.25
$α$	0.1867	39.91
$β$	0.9774	936.19
$γ$	-0.0331	-7.06

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NTT Inc EGARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:16.70% (-0.44%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other NTT Inc Analyses