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	param	t-stat
$ω$	0.0919	12.18
$α$	0.0630	26.97
$β$	0.9251	340.10

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China Coal Energy Co Ltd GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:40.93% (-1.31%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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