CBOE Volatility Index

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CBOE DJIA Volatility Index

CBOE Russell 2000 Volatility Index

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CBOE Skew Index

How volatility evolves over time

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{name} Model Equation

How returns affect tomorrow's volatility

How returns affect tomorrow's illiquidity

Spline Coefficients

Value at Risk (VaR) estimates the maximum loss at a given confidence level. Expected Shortfall (ES) estimates the average loss beyond VaR.

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Param	Value	t-stat
ωconst	0.0163	5.01***
αARCH	0.0495	9.08***
βGARCH	0.9505	182.69***
γleverage	-0.0481	-1.04
δpower	1.4368	6.80***

Parameter	Value	t-statistic
ω const Unconditional variance weight	0.0163	5.01***
α ARCH Response to squared shocks	0.0495	9.08***
β GARCH Volatility persistence	0.9505	182.69***
γ leverage Additional response to negative shocks	-0.0481	-1.04
δ power Transformation power	1.4368	6.80***

V-Lab

S&P GSCI Cotton Index APARCH Volatility Analysis

Date Range:

News Impact Curve

Volatility Forecast

Parameter Estimates

Other S&P GSCI Cotton Index Analyses