competition for the innovation, without reducing the total rents for innovations too much. … product competition tends to increase the relative profitability of innovation for sale relative to entry. Increased …, incumbents' valuations of innovations are less negatively affected by increased competition than entrants' profits. This, in turn …

an increase in either the size or the frequency of innovations, from human capital accumulation through learning … of innovations or through introducing learning by doing with positive external effects across sectors) introduces new …

This Paper presents a model of innovations and economic growth, in which patent rates emerge endogenously, as a result … of two assumptions: first, R&D is innovation-specific, second, marginal cost of innovation is increasing. The Paper then …-inefficient, as too many researchers look for the easy innovations, while too few search for the difficult ones. The third result is …

This paper considers a dynamic North South model of international trade and innovations in which firms can endogenously …