We construct a matrix showing the share of the year 2000 population in every country that is descended from people in different source countries in the year 1500. Using this matrix, we analyze how post-1500 migration has influenced the level of GDP per capita and within-country income inequality...

It has been shown, for non-Communist developed and developing countries, that earlier development of agriculture, a dense population, and a state-level polity is associated with a higher income and more rapid economic growth in the late 20th Century. We investigate whether this was also the case...