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	param	t-stat
$ω$	0.0208	33.18
$α$	0.0793	37.05
$β$	0.9158	505.38
$γ$	0.7224	28.87
$δ$	1.1641	42.30

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S&P 500 Equal Weight Index (EWI) APARCH Volatility Analysis

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