V-Lab
Czech Koruna EGARCH Volatility Analysis
Volatility prediction for Monday, August 17th, 2026
1 Day
5.11%
decreased by 0.03%
1 Week
5.19%
increased by 0.05%
1 Month
5.53%
increased by 0.39%
Analysis last updated: Friday, August 14, 2026 at 07:54 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 19, 1993 to Aug 14, 2026Model Insight
With persistence 0.993, volatility shocks have a half-life of 100 trading days (~0.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
σ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0007 | 1.31 |
α ARCH Response to squared shocks | 0.0905 | 24.28*** |
β GARCH Volatility persistence | 0.9931 | 1,686.05*** |
γ leverage Additional response to negative shocks | 0.0018 | 0.99 |
Persistence:
0.993
Half-life:
100 days
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