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	param	t-stat
$ω$	0.0902	6.26
$α$	0.0494	13.10
$β$	0.9455	423.82
$γ$	0.2790	11.77
$δ$	2.0480	22.22

V-Lab

Oi SA APARCH Volatility Analysis

Volatility Prediction for Monday, November 17th, 2025:826.34% (-18.89%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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