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Parameter	Value	t-statistic
ω const Unconditional variance weight	24.1029	3.33***
α ARCH Response to squared shocks	0.1130	67.30***
β GARCH Volatility persistence	0.9900	340.19***
ν DF Student-t tail thickness	3.0945	41.88***

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APT Satellite Holdings Ltd GAS-GARCH Student T Volatility Analysis

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News Impact Curve

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