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{name} Model Equation

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Parameter	Value	t-statistic
ω const Unconditional variance weight	0.0068	6.28***
α ARCH Response to squared shocks	0.0381	27.06***
β GARCH Volatility persistence	0.9567	675.66***
γ leverage Additional response to negative shocks	-0.4251	-12.70***

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S&P GSCI Zinc Index AGARCH Volatility Analysis

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