Dow Jones South Africa Index MF2-GARCH Volatility Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Volatility prediction for Friday, June 19th, 2026
1 Day
13.04%
increased by 7.31%
1 Week
1,347,309.99%
increased by 1,347,304.26%
1 Month
1,867,247,171,640,648,000,000,000,000.00%
increased by 1,867,247,171,640,648,000,000,000,000.00%
Analysis last updated: Friday, June 19, 2026 at 09:53 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 26 | ||
| 0.7791 | 7,791,360.00 | |
| 0.0005 | 4,830.00 | |
| 0.4408 | 4,407,630.00 | |
| 1.0217 | 46.05 | |
| 0.0947 | 53.37 | |
| 0.0000 | 0.00 |
Estimation Period:
Jan 1, 1992 to Apr 30, 2026
Jan 1, 1992 to Apr 30, 2026
Other Dow Jones South Africa Index Analyses
Other MF2-GARCH Analyses on Equity Indices