Nikkei Stock Average Volatility Index

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	param	t-stat
$ω$	0.2984	10.48
$α$	0.2316	9.64
$β$	0.7684	42.12
$γ$	-0.1679	-3.74
$δ$	1.4885	10.94

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Copa Corporation Inc APARCH Volatility Analysis

Volatility Prediction for Monday, February 16th, 2026:45.59% (-5.44%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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