Patent citation data are used in a growing body of economics and business research on technological diffusion. Research …. “Forward” citations (citations to the firm’s patents made by other patents) have been interpreted as a measure of the knowledge … diffusing outward from the patenting entity. Until now, there exists little evidence on whether or not patent citations are a …

issue, we build a model in which the value of an innovation depends both on the type of innovation implemented (product …, process) and on the existence of a patent protection or not. We obtain a three-equation model that links the values of product … and process innovations to the value of patent protection. This model and the feature of the data imply the estimation of …

is briefly presented. Then the empirical literature that relates Tobin's q to R&D and patent measures is surveyed and new … corporation is strongly related to its knowledge assets, and that the patent measures contain information about this value above …

determines voting in the Senate, with the main dimension driven by economic interest, not ideology. Although two dimensions are …

In a model of sequential patent races, it is examined whether or not introducing a patent law in the home country is … beneficial to the firms and the society as a whole given the foreign country already offers patent protection. Before the first … patent race starts, the firms and the foreign country share interests. For a given total number of firms, the welfare effect …

each industry starting from the NBER patent data set (63_99) using the mean forward citations lag data as the fundamental … variable of our analysis. In fact we follow the idea that each patent number of citations grows untill a point from which it …

special innovation-related assets by acquiring firms with “superior” innovative performance; or acquirers seeking to acquire … phenomenon and that economic and innovation related variables explain only a modest part of the probability of becoming a target … relatively larger stock of accumulated knowledge (stock of citation-weighted patents), relatively higher R&D inputs (R …

When the home country introduces a patent law after the winner of the patent race is known the country's welfare may … rise only if the domestic firm wins. If the home country decides before the patent race ends, the welfare may be increased …