This paper documents the increasing importance of software for successful innovation in manufacturing sectors well … firms in the software intensity of their innovative activity. Firms that exhibit a higher level of software intensity … generate more patents per R&D dollar, and their investment in R&D is more highly valued by equity markets. We present evidence …

Patenting in software, cloud computing, and artificial intelligence has grown rapidly in recent years. Such patents are … patents per inventor has declined near-monotonically, except for large increases in inventor productivity in software and …

1988 and 2008 in three innovation-intensive sectors: medical devices, semiconductors, and software. At odds with the view …Entrepreneurial firms are important sources of patented inventions. Yet little is known about what happens to patents … “released” to the market when startups fail. This study provides a first look at the frequency and speed with which patents …

patents account for a rising share of total patents in the USPTO and EPO. Moreover, some scholars of innovation and … intellectual property rights argue that software and business methods patents on average are of poor quality and that these patents …This paper provides novel empirical evidence on the private value of patents and Ramp;D in European firms during the …

We investigate the value creation or destruction associated with the introduction of software patents in the United …) firms around the time of important court decisions that impacted software patents, and the second analyzes the relationship … between firms' stock market value, the sector in which they operate, and their holdings of software patents. We conclude that …

We examine the relationship between the diffusion of advanced internet technology and the geographic concentration of … invention, as measured by patents. First, we show that patenting became more concentrated from the early 1990s to the early 2000 …s and, similarly, that counties that were leaders in patenting in the early 1990s produced relatively more patents by …

. Although changes in the legal environment in the US in the 1990s made it much easier to obtain patents on software and …We examine the effect of patenting on the survival prospects of 356 internet-related firms that IPO'd at the height of …, ultimately, on business methods, less than half of the firms in this sample obtained, or attempted to obtain, patents. For those …

technical change when innovation decreases the price of characteristics or increases the range of available characteristics … declines rapidly (approximately 10-15 percent per year). By historical standards for innovation, this rate is quite fast …

change and innovation has radically changed the living standards of the citizens of the US in the past 150 years. Lying … the presence of post offices in a county, on innovation. We show that between 1804 and 1899, the time when the US became …