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Parameter	Value	t-statistic
ω const Unconditional variance weight	1.0000	2.46**
α ARCH Response to squared shocks	0.0868	10.41***
β GARCH Volatility persistence	0.8631	54.84***
γ leverage Additional response to negative shocks	-0.0046	-0.06
δ power Transformation power	1.2966	7.33***

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Vulcan Infrastructure and Power Inc APARCH Volatility Analysis

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News Impact Curve

Volatility Forecast

Parameter Estimates

Other Vulcan Infrastructure and Power Inc Analyses