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Parameter	Value	t-statistic
ω const Unconditional variance weight	0.1640	9.04***
α ARCH Response to squared shocks	0.0022	1.19
β GARCH Volatility persistence	0.9408	240.86***
γ leverage Additional response to negative shocks	0.0695	14.87***

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ServiceNow Inc GJR-GARCH Volatility Analysis

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