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	param	t-stat
$ω$	0.1943	15.08
$α$	0.1133	29.81
$β$	0.8658	186.55
$γ$	0.0686	3.85
$δ$	1.4589	25.22

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Petrolimex Petrochemicals APARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:86.03% (+14.12%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Petrolimex Petrochemicals Analyses