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	param	t-stat
$ω$	1.0590	11.39
$α$	0.1046	8.71
$β$	0.8522	48.86
$γ_{1}$	0.0004	0.65

V-Lab

Petrovietnam Chemical Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Wednesday, February 11th, 2026:78.98% (+16.08%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Petrovietnam Chemical Analyses