Robert A. Mundell has been Professor of Economics at Columbia University in New York City, New York, since 1974 and University Professor since 2001. In 1999, he was awarded the Nobel Memorial Prize in Economic Science "for his analysis of monetary and fiscal policy under different exchange rate...

Edmund S. Phelps has been McVickar Professor of Political Economy at Columbia University in New York City, New York, since 1982 and director of the Center on Capitalism and Society at Columbia University's Earth Institute since 2001. In 2006, he was awarded the Nobel Memorial Prize in Economic...

This note describes a numerical simulation of a model of economic growth, a simplified version of Robert Tamura's (1996) model of world income dynamics, based on technology diffusion. The model makes predictions for trends in average world income growth and about the evolution of the relative...