Entrepreneurship may not be good for growth. We study the role of entrepreneurship in the context of an endogenous growth model. the exercise of entrepreneurship has two features in our model: (i) Entrepreneurs do not carry out research, instead, they select projects from the researchers, and...

This paper employs a new global panel data set on innovation related variables to examine patterns of R&D investment across the development process. We find that R&D effort measured as a share of GDP rises with development at an increasing rate, but that several countries have experienced...

Trade and growth theories predict a mutual causation of innovation and exports. We test empirically whether innovation causes exports using a uniquely rich German micro dataset. To overcome the potential endogeneity, we need to identify variations in innovations that are exogenous to export...

The Argentine economy has gone through important reforms during the nineties. Many of these reforms aimed at integrating the domestic economy with world trade and investment flows. There is a vast theoretical literature that links trade and investment liberalization with technological progress...

We examine a dynamic, durable goods model. A monopolist faces two types of consumers who value the monopolist’s goods differently. The quality of the good improves over time and an improvement is only valuable to consumers if they have previous improvements. In each period, the monopolist can...

It has long been recognized that worker wages and possibly productivity are higher in large firms. Moreover, at least since Schumpeter (1942) economists have been interested in the relative efficiency of large firms in the research and development enterprise. This paper uses longitudinal...