"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...

Analysis of a panel data set for 1976-98 shows that on balance stock markets and banks positively influence economic growth; findings that do not result from biases induced by simultaneity, omitted variables, or unobserved country-specific effects