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	param	t-stat
$ω$	1.0000	2.63
$α$	0.0428	1.98
$β$	0.7132	9.83
$γ$	0.7142	1.86
$δ$	1.6659	5.15

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Copel-Cia Paranaense Energia APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 10th, 2026:37.33% (-1.13%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Copel-Cia Paranaense Energia Analyses