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	param	t-stat
$ω$	0.7444	4.78
$α$	0.1041	1.82
$β$	0.7953	8.71
$γ_{1}$	-0.4171	-1.03

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Proshares S&P 500 HI Inc ETF Spline-GARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:12.59% (-0.69%)

Date Range:

Parameter Estimates

News Impact Curve

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