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	param	t-stat
$ω$	0.0271	20.95
$α$	0.0651	24.00
$β$	0.9211	491.54
$γ$	0.0066	1.55

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S&P GSCI Corn Index GJR-GARCH Volatility Analysis

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News Impact Curve

Volatility Forecast

Parameter Estimates

Other S&P GSCI Corn Index Analyses