Portugal Fiscal Expenditure
Portugal · Monthly series · EC-PT-FE
Latest, September 2026
60.63B EUR
+13.5% from August 2026
Forecast
Forecast for September 2027: 64.16B EUR, with an 80% interval of 57.69B EUR to 71.23B EUR.
| Period | Forecast | 80% low | 80% high |
|---|---|---|---|
| October 2026 | 69.14B EUR | 66.44B EUR | 71.82B EUR |
| November 2026 | 77.60B EUR | 73.87B EUR | 82.21B EUR |
| December 2026 | 85.10B EUR | 76.52B EUR | 94.93B EUR |
| January 2027 | 5.90B EUR | 4.76B EUR | 7.09B EUR |
| February 2027 | 12.03B EUR | 10.31B EUR | 14.37B EUR |
| March 2027 | 18.73B EUR | 17.06B EUR | 21.12B EUR |
| April 2027 | 26.68B EUR | 23.63B EUR | 30.05B EUR |
| May 2027 | 33.67B EUR | 30.94B EUR | 36.60B EUR |
| June 2027 | 41.00B EUR | 38.12B EUR | 44.19B EUR |
| July 2027 | 49.96B EUR | 47.71B EUR | 52.51B EUR |
| August 2027 | 56.37B EUR | 53.12B EUR | 60.20B EUR |
| September 2027 | 64.16B EUR | 57.69B EUR | 71.23B EUR |
AI confidence
Supported evidenceThe point forecast beat the no-change baseline overall and in a majority of the evaluated tests.
Model: Agentic Investor TSFM (foundation model)
- Accuracy vs naive
- +95%Beats the no-change baseline over 12 tests (12 tests, 12 won)
- Direction
- 98%Beats a coin flip (141 of 144 calls right in 12 tests)
- Turning points
- 24 of 24Anticipated most turns (24 turns in 12 tests, 0 without a turn)
- Error vs baseline
- 95% lowerError ratio 0.05; 1.00 is a tie.
- Tests won
- 12 / 12Complete rolling backtests; ties count as no win.
- Test period
- 2014-10-01 to 2026-09-0112 observations ahead per test.
- 80% band coverage
- 83%Observed outcomes inside the band across all stored test windows.
- Band coverage uses all stored test windows, including model-selection windows when present; it does not determine the confidence label.
- Evaluated 2026-11-14 against the cached history through 2026-09-01.
- This is an evaluation of the serving model; it does not establish a winner across four model classes.
How this assessment is made
AI confidence describes historical evidence for this forecast, not a probability of being correct. Each backtest fits on data available before its test window. The baseline carries the last value forward. Supported evidence requires at least six complete, non-overlapping tests, an error ratio below 0.90 (rounded to two decimals), and wins in a majority of tests. Ratios from 0.90 to below 1.10 are on par; 1.10 or above is weak evidence. Inconsistent wins produce mixed evidence. For a selected model, only the recent tests excluded from model selection determine this label. These are historical simulations using the available data, not a live trading track record; revisions and foundation-model pretraining can limit how closely they reproduce a past decision. Past performance can change.
Model comparison
Comparison pendingA new ticker first receives its serving model's forecast and evaluation. An eligible nightly batch can compare both candidates, subject to call budgets and retry limits.
Reading
It is above 95% of the 119 earlier readings since October 2016.
Recent history (24 observations)
| Period | Value |
|---|---|
| September 2026 | 60.63B EUR |
| August 2026 | 53.40B EUR |
| July 2026 | 47.45B EUR |
| June 2026 | 39.65B EUR |
| May 2026 | 31.69B EUR |
| April 2026 | 25.19B EUR |
| March 2026 | 17.89B EUR |
| February 2026 | 12.08B EUR |
| January 2026 | 5.67B EUR |
| December 2025 | 77.83B EUR |
| November 2025 | 68.61B EUR |
| October 2025 | 60.26B EUR |
| September 2025 | 53.29B EUR |
| August 2025 | 47.89B EUR |
| July 2025 | 42.32B EUR |
| June 2025 | 35.51B EUR |
| May 2025 | 28.77B EUR |
| April 2025 | 23.32B EUR |
| March 2025 | 16.60B EUR |
| February 2025 | 11.04B EUR |
| January 2025 | 5.38B EUR |
| December 2024 | 72.04B EUR |
| November 2024 | 64.27B EUR |
| October 2024 | 57.48B EUR |
Source
Data: public market data feeds.
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