Read-in GDP per-capita data from the publication James, Spencer L., Paul Gubbins, Christopher JL Murray, and Emmanuela Gakidou. 2012. "Developing a Comprehensive Time Series of GDP per Capita for 210 Countries from 1950 to 2015." Population Health Metrics 10 (1): 12. doi:10.1186/1478-7954-10-12.
Value
The read-in data, usually a magpie object. If supplementary is TRUE a list including the data and metadata is returned instead. The temporal and data dimensionality should match the source data. The spatial dimension should either match the source data or, if the convert argument is set to TRUE, should be on ISO code country level.