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	param	t-stat
$ω$	-0.1736	-4.69
$α$	0.0578	2.16
$β$	0.9349	17.32
$γ$	-0.2582	-10.98

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Columbia Corporate Bond ETF EGARCH Volatility Analysis

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News Impact Curve

Volatility Forecast

Parameter Estimates

Other Columbia Corporate Bond ETF Analyses