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	param	t-stat
$m$	106
$α$	0.1543	26.97
$β$	0.6384	60.24
$γ$	0.0556	5.47
$λ_{1}$	0.0322	0.93
$λ_{2}$	0.0151	3.43
$λ_{3}$	0.9812	158.72

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GAS Natural BAN SA MF2-GARCH Volatility Analysis

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