This paper discusses methods for the harmonization and combination of large-scale patent and trademark datasets with … patent data are presented and shown to have both benefits and drawbacks in isolation. We combine the two methods and develop … a set of rules and dictionaries to consolidate European, Patent Cooperation Treaty (PCT) and US patent data with firm …

This paper discusses methods for the harmonization and combination of large-scale patent and trademark datasets with … patent data are presented and shown to have both benefits and drawbacks in isolation. We combine the two methods and develop … a set of rules and dictionaries to consolidate European, Patent Cooperation Treaty (PCT) and US patent data with firm …

The paper develops an oligopoly model of innovation and applies it to data from the Mannheim Innovation Panel. The … complexity, etc. are important determinants of overall innovation expenditures, but not for R&D specifically. If legal protection … affect the innovation activity of the firm. Specification tests derived from the theoretical model do not lead to a rejection …