GDP in pre-modern Agrarian Economies (1-1820)AD. A Revision of the Estimates

Over the last decades, the works by Angus Maddison have marked a meaningful step forward in the field of applied economics. Their contribution to research will be of importance for a long time. The comments in the article concern Maddison's analysis of pre-modern per capita GDP, which comprises an important part of his last works. The pre-1820 product has been primarily examined by Maddison in his work The World Economy: a Millennial Perspective, published in 2001. Contours of the World Economy, 1-2030