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	param	t-stat
$ω$	0.0419	22.33
$α$	0.0216	10.17
$β$	0.9174	554.67
$γ$	0.0943	17.87

V-Lab

Edison International GJR-GARCH Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:27.38% (+0.86%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Edison International Analyses