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	param	t-stat
$ω$	0.8141	13.07
$α$	0.0945	2.24
$β$	0.7083	5.62
$γ_{1}$	-0.0194	-2.85

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Sendas Distribuidora S.A. Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:48.08% (-0.94%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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