PSI 20 Portuguese Stock Index Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Thursday, March 5th, 2026:26.87% (-2.33%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8152 | 5.59 | |
| 0.1537 | 10.42 | |
| 0.7981 | 48.85 | |
| 0.0969 | 3.75 | |
| -0.2011 | -5.57 | |
| 0.1890 | 8.02 | |
| -0.1158 | -4.87 | |
| 0.0090 | 0.37 | |
| 0.0463 | 2.06 | |
| -0.0298 | -1.97 |
Estimation Period:
Dec 30, 1992 to Feb 27, 2026
Dec 30, 1992 to Feb 27, 2026
News Impact Curve
Volatility Forecasts
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