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	param	t-stat
$ω$	0.0276	25.09
$α$	0.1115	34.11
$β$	0.8842	320.25
$γ$	0.0421	2.37

V-Lab

Hong Kong & China Gas Co Ltd AGARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:19.90% (+0.25%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Hong Kong & China Gas Co Ltd Analyses