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	param	t-stat
$m$	21
$α$	0.0228	6.80
$β$	0.7709	34.25
$γ$	0.0952	12.36
$λ_{1}$	0.1001	1.75
$λ_{2}$	0.0699	2.12
$λ_{3}$	0.9170	23.74

V-Lab

Vale SA MF2-GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:42.00% (-1.63%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Vale SA Analyses