"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...

This paper documents that structural change positively contributed to labor productivity growth in Guinea during 2006-15. However, the contribution of structural change to productivity growth was modest (about one percentage point per year on average), because labor moved from agriculture, the...

Ghana has experienced a decade of solid and exceptionally high growth. Between 2005 and 2015, income nearly doubled. This paper analyzes the factors driving this impressive growth performance, using tools such as structural change decompositions and growth regressions. For the comparative...