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	param	t-stat
$ω$	0.0192	14.60
$α$	0.1374	29.67
$β$	0.9853	1,240.91
$γ$	-0.0352	-8.46

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Hang Seng Mainland 25 Index EGARCH Volatility Analysis

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News Impact Curve

Volatility Forecast

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