specific technological fields by means of patent citation data. It provides evidence for patent data in biotechnology. Recent …

This paper investigates the determinants of EPO (European Patent Office) patent applications per capita using a panel … of 22 OECD countries with data measured as five-year averages for the period 1980-1999. The patent production function is … per capita. Business enterprise R&D (BERD) expenditures are more effective in generating patent applications than public …