Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.0813	12.56
$α$	0.0784	26.57
$β$	0.9216	354.33
$γ$	0.1135	6.24
$δ$	1.7364	31.18

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Nippon Coke & Engineering Co APARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:49.80% (-1.78%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Nippon Coke & Engineering Co Analyses