This paper focuses on developing and adapting statistical models of counts (non-negative integers) in the context of panel data and using them to analyze the relationship between patents and R&D expenditures. The model used is an application and generalization of the Poisson distribution to...

Several studies based on US and UK data have used market value as an indicator of the firm''s expected R&D performance. However, there exist no investigations for the continental countries in the European Union, partly because the analysis is complicated by data availability problems. In this...