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Save your current scenario before opening another, or your changes might get lost.
Opening this scenario will open a copy of the originial. Changes to the copy will not be directly reflected in the original scenario. You can later save the copy as a new version using 'Save as..'.

This scenario was last updated on July 19, 2023, in an earlier version of the model. The most recent release of the model was on July 3, 2025.
How do updates to the model affect scenarios?
Slider changes
During updates we must sometimes make small changes to the saved settings for some sliders. This is done to ensure that scenario remains compatible with the new version of the model and, whenever possible, that the intentions of the scenario’s author are preserved.
Outcomes
Scenario outcomes may change due to improvements in the model, better quality data, or the addition of new sliders.
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