Fig. 2: DEM and IMF forecast comparison.
From: Multidecadal dynamics project slow 21st-century economic growth and income convergence
Comparison of observed gross domestic product (GDP) per capita growth rates to historical predictions from the International Monetary Fund (IMF) (obtained from refs. 38,39) and predictions that could have been made by the differential-equation models (DEMs) in 1980, 1990, 2000, and 2010 (see Methods), at the scale of World Bank income groups30 (a–d each focus on a different income group).
