iSDG MODEL LIBRARY
Guide to Ratings
Basic version of the model that has been calibrated with data available from international databases. Where essential data is unavailable, simple interpolation and anchoring techniques are used. Calibration is not peer reviewed or vetted by government experts. Version suited for educational purposes or broad scenario exploration. Should not be used for research or policy analysis.
Basic version of the model and the underlying data has been peer reviewed. Version suited for research and educational purposes.
Peer reviewed version of the model was further reviewed and improved through input from government experts. Version suited for policy analysis, research, and education.