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	param	t-stat
$ω$	4.3260	6.20
$α$	0.0390	41.49
$β$	0.9929	802.63
$ν$	5.5190	8.24

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S&P GSCI Nickel Spot Index GAS-GARCH Student T Volatility Analysis

Volatility Prediction for Friday, February 20th, 2026:38.10% (-1.25%)

Date Range:

Parameter Estimates

Other S&P GSCI Nickel Spot Index Analyses