This paper analyzes how population and product market competition (PMC) may interact with each other in affecting the pace of economic growth. The impact of a change in population (size or growth) and in the degree of PMC on productivity growth may vary depending on the presence of human versus...

We build an expanding product variety endogenous growth model where both human capital and ideas are complements. One peculiarity of the economy under analysis is that in the sectors where both kinds of capital are accumulated no spillover effect does exist. Many insights arise from the model....

The influence of the degree of competition in the goods market on growth is analyzed by developing an endogenous growth model with horizontal innovation. Product market competition is measured by (1- Lerner index) and depends on both the share of factor inputs in total income and on the...