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	param	t-stat
$ω$	0.1814	18.15
$α$	0.0662	16.45
$β$	0.8588	218.91
$γ$	0.1002	12.22

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Sumitomo Osaka Cement Co Ltd GJR-GARCH Volatility Analysis

Volatility Prediction for Friday, February 6th, 2026:23.25% (-0.72%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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