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For further details see:
-* European Commission, Joint Research Centre, Lutz, W., Goujon, A., KC, S., Stonawski, M., Stilianakis, N. (2018). Demographic and Human Capital Scenarios for the 21st Century: 2018 assessment for 201 countries. *Publications Office of the European Union, Luxembourg*.
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* O'Neill, B.C., Kriegler, E., Ebi, K.L., Kemp-Benedict, E., Riahi, K. (2014). The roads ahead: Narratives for shared socioeconomic pathways describing world futures in the 21st century. *Global Environmental Change*.
* Riahi, K., van Vuuren, D.P., Kriegler, E., Edmonds, J., O'Neill, B.C., Fujimori, S. et al (2017). The Shared Socioeconomic Pathways and their energy, land use, and greenhouse gas emissions implications: An overview. *Global Environmental Change*.