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	param	t-stat
$ω$	0.3506	2.91
$α$	0.1135	4.52
$β$	0.8351	14.90
$γ_{1}$	-0.1699	-0.18
$γ_{2}$	-0.2058	-0.14
$γ_{3}$	0.9241	1.20
$γ_{4}$	-0.9985	-2.27
$γ_{5}$	0.3856	1.06
$γ_{6}$	0.8243	2.37
$γ_{7}$	-1.5754	-3.98
$γ_{8}$	1.0366	2.15
$γ_{9}$	-0.1738	-0.41
$γ_{10}$	-0.0684	-0.26

V-Lab

ECA Marcellus Trust I Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 24th, 2026:58.94% (+5.47%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other ECA Marcellus Trust I Analyses