In this paper we are going to analyze the dynamics of barriers to entry at the international level. In our model economic development takes place and continues in the long run due to the emergence of new sectors, which can compensate for the diminishing ability of mature sectors to create...

The role played by qualitative change in economic development is examined and a model is proposed in which changes in the composition of the economic system are generated by the evolution of the system itself.This model of economic development is driven by the creation of new industrial sectors....