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	param	t-stat
$ω$	1.5214	7.34
$α$	0.3374	5.56
$β$	0.7850	55.02
$γ$	-0.2448	-3.94

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Dingdang Health Technology GJR-GARCH Volatility Analysis

Volatility Prediction for Friday, February 13th, 2026:52.42% (-1.08%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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