This paper provides an historical overview of both the evolution of the economic performance of the developing world and the evolution of economic thought on development policy. The 20th century was broadly characterized by divergence between high-income countries and the developing world, with...

In recent years, the term "middle-income trap" has entered common parlance in the development policy community. The term itself often has not been precisely defined in the incipient literature. This paper discusses in more detail definitional issues on the so-called middle-income trap. The paper...