PSI 20 Portuguese Stock Index Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, December 22nd, 2025:10.96% (+0.28%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8294 | 5.84 | |
| 0.1561 | 10.36 | |
| 0.7923 | 47.01 | |
| 0.1037 | 4.12 | |
| -0.2117 | -6.00 | |
| 0.1939 | 8.31 | |
| -0.1143 | -4.81 | |
| -0.0003 | -0.01 | |
| 0.0684 | 2.85 | |
| -0.0913 | -2.54 |
Estimation Period:
Dec 30, 1992 to Dec 19, 2025
Dec 30, 1992 to Dec 19, 2025
News Impact Curve
Volatility Forecasts
Other PSI 20 Portuguese Stock Index Analyses
Other Spline-GARCH Analyses on Equity Indices