V-Lab
CBOE EuroCurrency ETF Volatility Index GAS-GARCH Student T Volatility Analysis
Inactive
Last recorded values (Monday, January 27th, 2025):
1 Day
164.50%
1 Week
162.47%
1 Month
155.03%
Analysis last updated: Thursday, March 26, 2026 at 01:35 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Aug 1, 2008 to Jan 24, 2025Model Insight
Volatility shocks decay with a half-life of 37 trading days, meaning a shock loses half its impact after approximately 37 days. Returns follow a Student-t distribution with v = 3.74 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 34.3420 | 5.86*** |
α ARCH Response to squared shocks | 0.0607 | 26.90*** |
β GARCH Volatility persistence | 0.9816 | 410.36*** |
ν DF Student-t tail thickness | 3.7379 | 12.38*** |
Persistence:
0.982
Half-life:
37 days
Other CBOE EuroCurrency ETF Volatility Index Analyses
Other GAS-GARCH Student T Analyses on Volatility Indices