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	param	t-stat
$ω$	1.0000	5.50
$α$	0.2245	13.44
$β$	0.6704	30.97
$γ$	-0.0182	-0.67
$δ$	2.4434	14.45

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China Energy Engineering APARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:28.26% (-0.87%)

Date Range:

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