Nikkei Stock Average Volatility Index

CBOE EFA ETF Volatility Index

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	param	t-stat
$ω$	5.2326	5.44
$α$	0.0818	33.54
$β$	0.9877	399.40
$ν$	6.0439	8.33

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Sumitomo Corp GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:44.54% (-1.79%)

Date Range:

Parameter Estimates

Other Sumitomo Corp Analyses