CBOE Volatility Index

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CBOE DJIA Volatility Index

CBOE Russell 2000 Volatility Index

CBOE S&P 500 9-Day Volatility Index

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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	2.2444	1.34
αARCH	0.0541	13.44***
βGARCH	0.9963	372.04***
νDF	7.3756	2.08**

Parameter	Value	t-statistic
ω const Unconditional variance weight	2.2444	1.34
α ARCH Response to squared shocks	0.0541	13.44***
β GARCH Volatility persistence	0.9963	372.04***
ν DF Student-t tail thickness	7.3756	2.08**

V-Lab

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

Date Range:

News Impact Curve

Volatility Forecast

Parameter Estimates

Other S&P GSCI Spot Index Analyses