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	param	t-stat
$ω$	0.2461	2.18
$α$	0.0456	5.69
$β$	0.9099	113.39
$γ$	0.3122	12.31
$δ$	2.2010	7.60

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State Street SPDR S&P Oil & Gas Equipment & Services ETF APARCH Volatility Analysis

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News Impact Curve

Volatility Forecast

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