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	param	t-stat
$ω$	0.3508	2.92
$α$	0.1134	4.50
$β$	0.8347	14.76
$γ_{1}$	-0.1544	-0.17
$γ_{2}$	-0.2351	-0.16
$γ_{3}$	0.9513	1.23
$γ_{4}$	-1.0243	-2.33
$γ_{5}$	0.4100	1.13
$γ_{6}$	0.7943	2.29
$γ_{7}$	-1.5218	-3.78
$γ_{8}$	0.9275	1.86
$γ_{9}$	0.0602	0.12
$γ_{10}$	-0.6802	-1.07

V-Lab

ECA Marcellus Trust I Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 23rd, 2026:44.12% (+2.17%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other ECA Marcellus Trust I Analyses