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	param	t-stat
$m$	61
$α$	0.0542	19.91
$β$	0.8202	93.79
$γ$	0.0579	13.51
$λ_{1}$	0.0106	2.45
$λ_{2}$	0.0384	3.42
$λ_{3}$	0.9574	73.53

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AT&T Inc MF2-GARCH Volatility Analysis

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