We present a multi-country theory of economic growth in which countries are connected by a network of mutual knowledge … country depends on its connections to the rest of the world and on the human capital of the countries it is exchanging … knowledge with. We show how the diffusion of knowledge through the world explains the evolution of global income inequality. It …

-degenerate world income distribution. In accordance with the empirical literature, I find that country characteristics such as the … policies such as subsidies to innovation investments explain a country's position in the eventual world income distribution …

We present a multi-country theory of economic growth and R&D-driven technological progress in which countries are … countries it exchanges knowledge with. The diffusion of knowledge throughout the world explains a period of increasing world …. Knowledge diffusion through a Small World network produces an extraordinary diversity of country growth performances, including …

We scrutinize Thomas Piketty's (2014) theory concerning the relationship between an economy's long-run growth rate, its … of Piketty's Second Fundamental Law of Capitalism does not hold. In line with Piketty's theory a smaller long-run growth …, both the economy's savings rate and its growth rate are endogenous variables whereas in Piketty's theory they are both …