Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.1745	20.74
$α$	0.0822	33.45
$β$	0.8827	248.72

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Ricoh Co Ltd GARCH Volatility Analysis

Volatility Prediction for Friday, February 6th, 2026:31.74% (-0.34%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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