over the same period as specified in the related theory, namely: capital intensity, relative prices of labor and capital …

consistent with any theory of the determination of utilization. Third, based on data on the lifetime of fixed assets it shows …

This paper constructs a theory of industry growth through innovation and selection- driven creative destruction. Firms … adopted, they selectively replace worse ideas. Innovation externalities vary based on firm productivity: ideas generated by … externalities due to the displacement of other firms. Therefore, the net externalities of innovation are heterogeneous, and market …

national innovation systems. The study also analyses the factors behind this industry's poor productivity growth. A scenario …