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	param	t-stat
$ω$	0.0228	7.21
$α$	0.1040	29.01
$β$	0.9943	1,276.42
$γ$	-0.0357	-8.81

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Polycom Inc EGARCH Volatility Analysis

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Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Polycom Inc Analyses