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	param	t-stat
$ω$	1.7340	6.61
$α$	0.1070	8.47
$β$	0.8569	61.17
$γ_{1}$	0.0092	3.45
$γ_{2}$	-0.0112	-2.34

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State Street Health Care Select Sector SPDR ETF Spline-GARCH Volatility Analysis

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