PSI 20 Portuguese Stock Index Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Tuesday, January 13th, 2026:11.79% (-0.43%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8331 | 5.73 | |
| 0.1548 | 10.44 | |
| 0.7965 | 48.48 | |
| 0.1014 | 3.96 | |
| -0.2076 | -5.78 | |
| 0.1910 | 8.06 | |
| -0.1141 | -4.73 | |
| 0.0053 | 0.22 | |
| 0.0492 | 2.19 | |
| -0.0309 | -2.04 |
Estimation Period:
Dec 30, 1992 to Jan 9, 2026
Dec 30, 1992 to Jan 9, 2026
News Impact Curve
Volatility Forecasts
Other PSI 20 Portuguese Stock Index Analyses
Other Zero Slope Spline-GARCH Analyses on Equity Indices