This paper investigates the impact of technical progress on the relationship between competition an investment. Using a … model of oligopoly competition with di¤erentiated products where firms invest to reduce their marginal cost of production, I … competition that maximizes investment of the industry. This feature holds also for consumer surplus and Welfare. In the model …

the important structure of the age-productivity relation of Human Capital. The study is fundamentally based on the theory … of Fingleton's model which analyses the spatial process of productivity growth on the on the foundations of the theory of …This paper is an attempt to explain variations across EU regions in productivity growth and takes into consideration …

with a monopolistic competition framework a la Dixit-Stiglitz considering heterogeneous firms with different productivity … run equilibrium only those firms with survive in the market which have a sufficiently high productivity level or can … compensate their lower productivity level by wage cost advantages. We show that the increase of productivity might be explained …

This paper addresses the empirical relationship between the level of competition and the rate of productivity growth … level of competition for each sector that is defined by the mark-up that maximizes the growth rate of labor productivity …. The information technologies Sectors have the highest mark-ups for maximizing productivity growth. The persistence of …

We develop a quantitative framework in which income inequality arises endogenously in response to productivity shocks …