"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 authors analyze sectoral growth in Ecuador using multivariate cointegration analysis. They find significant long-run relationships between the agricultural industrial and service sectors. Moreover, they are able to derive dynamic sector models that combine the short-run links between the...