V-Lab
Egyptian Pound GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, September 29th, 2026
1 Day
5.82%
decreased by 0.17%
1 Week
5.81%
decreased by 0.18%
1 Month
5.77%
decreased by 0.22%
Analysis last updated: Monday, September 28, 2026 at 07:10 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 30, 2003 to Sep 25, 2026Model Insight
Volatility shocks decay with a half-life of 33 trading days, meaning a shock loses half its impact after approximately 33 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 33-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0025 | 2.96*** |
| αARCH | 0.1245 | 3.17*** |
| βGARCH | 0.8577 | 37.89*** |
| γleverage | -0.0054 | -0.08 |
0.979
Persistence33d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0025 | 2.96*** |
α ARCH Response to squared shocks | 0.1245 | 3.17*** |
β GARCH Volatility persistence | 0.8577 | 37.89*** |
γ leverage Additional response to negative shocks | -0.0054 | -0.08 |
Persistence:
0.979
Half-life:
33 days
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