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	param	t-stat
$m$	21
$α$	0.1626	9.73
$β$	0.4840	3.92
$γ$	-0.0640	-2.91
$λ_{1}$	10.0000	0.18
$λ_{2}$	0.4103	0.18
$λ_{3}$	0.2980	0.08

V-Lab

Sunlands Technology Group MF2-GARCH Volatility Analysis

Volatility Prediction for Thursday, February 12th, 2026:65.35% (-0.40%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Sunlands Technology Group Analyses