V-Lab
Egyptian EGX 30 Price Return Index MEM Volatility Analysis
Volatility prediction for Sunday, August 16th, 2026
1 Day
14.21%
decreased by 0.08%
1 Week
15.52%
increased by 1.23%
1 Month
19.32%
increased by 5.03%
Analysis last updated: Friday, August 14, 2026 at 10:24 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 7, 2003 to Aug 13, 2026Model Insight
Volatility shocks decay with a half-life of 28 trading days, meaning a shock loses half its impact after approximately 28 days.
μ
MEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0980 | 6.06*** |
α ARCH Response to squared shocks | 0.2184 | 23.58*** |
β GARCH Volatility persistence | 0.7575 | 68.41*** |
Persistence:
0.976
Half-life:
28 days
Other MEM Analyses on Equity Indices