evaluate which type of work is more likely to spur further invention. When recent advances create superior opportunities for … invention, their adoption as research inputs in the invention process promotes technological progress. The gains from pursuing … determine idea inputs in invention based on the text of nearly every US patent granted during 1836–2010. We find that inventions …

knowledge is an input into internal invention, and thus, more valuable to firms with inventive capability. Using a simple model … of innovation and imitation, we explore how inventive capability affects a firm's R&D investments, and thus whether and … innovation and the division of innovative labor among US manufacturing firms, we find that high capability firms tend to use …

At least since Arrow (1962), the effects of appropriability on invention have been well studied, but there has been … terminate or commercialize the invention is driven by the current market value of the invention, as well as the option value of …

established knowledge. When recent advances create superior opportunities for invention, their adoption as research inputs in the … invention process promotes technological progress. The gains from pursuing such innovative research paths may, however, be very … the existing knowledge base. In this paper, we first develop a new approach to identifying research inputs in invention …

Previous studies have found large gender and racial differences in commercialization of invention. Using novel data … commercial activity related to invention are lower than once thought. This is despite relatively lower patent activity among …

agglomeration of US innovation. This study applies an ethnic-name database to individual US patent records to explore these trends …