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	param	t-stat
$ω$	0.0252	32.21
$α$	0.0759	5.50
$β$	0.9086	391.29
$γ$	1.0000	3.40
$δ$	1.1793	41.29

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Russell 1000 Value Index APARCH Volatility Analysis

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News Impact Curve

Volatility Forecast

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Other Russell 1000 Value Index Analyses