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	param	t-stat
$ω$	0.0238	17.48
$α$	0.0395	11.92
$β$	0.9238	435.53
$γ$	0.0548	9.49

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S&P/HKEx LargeCap Index GJR-GARCH Volatility Analysis

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News Impact Curve

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Parameter Estimates

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