"The authors develop an endogenous growth model that combines structural change with repeated product improvement. That is, the technologies in one sector of the model become not only increasingly capital-intensive, but also progressively productive over time. Application of the basic model to...

"The international diffusion of technology presents an opportunity for developing economies distant from the world technological frontier to reduce their income gap relative to advanced economies. It is therefore crucial to understand why, when faced with similar technological alternatives...

This paper documents the existence of a "middle-income trap" for the Middle East and North Africa region. It argues that the economic woes of the Middle East and North Africa offer new insights into the debate on the trap which has thus far focused on the East Asia and Pacific region. The...