Showing 1 - 10 of 14
This article is a guide to the NBER-Rensselaer Scientific Papers Database, which includes more than 2.5 million scientific publications and over 21 million citations to those papers. The data cover an important sample of 110 top U.S. universities and 200 top U.S.-based R&D-performing firms...
Persistent link: https://www.econbiz.de/10005575301
This paper describes flows of basic research through the U.S. economy and explores their implications for scientific output at the industry and field level. The time period is the late 20th century. This paper differs from others in its use of measures of science rather than technology. Together...
Persistent link: https://www.econbiz.de/10005088639
This paper explores recent trends in the size of scientific teams and in institutional collaborations. The data derive from 2.4 million scientific papers written in 110 leading U.S. research universities over the period 1981-1999. We measure team size by the number of authors on a scientific...
Persistent link: https://www.econbiz.de/10005050357
same, not oppo- site effect on wages at both skill levels; a rise in the foreign share in world innovation or US patents … decreases US wages; an increase in the US share in world innovation or US patents raises US wages, especially for the less … skilled; and the stock of world innovation and US patents decreases real wages especially for the less skilled. Turning to the …
Persistent link: https://www.econbiz.de/10005710318
This paper presents new evidence on research and teaching productivity in universities using a panel of 102 top U.S. schools during 1981-1999. Faculty employment grows at 0.6 percent per year, compared with growth of 4.9 percent in industrial researchers. Productivity growth per researcher is...
Persistent link: https://www.econbiz.de/10005710600
In science as well as technology, the diffusion of new ideas influences innovation and productive efficiency. With this …
Persistent link: https://www.econbiz.de/10005722941
This paper studies the influence of the structure of firm R&D, industry R&D spillovers, and plant level physical capital on the factor intensity of production. By the structure of firm R&D we mena its distribution across states and products. By factor intensity we mena the cost shares of...
Persistent link: https://www.econbiz.de/10005830861
Due to improving information technology, the growing complexity of research problems, and policies designed to foster interdisciplinary research, the practice of science in the United States has undergone significant structural change. Using a sample of 110 top U.S. universities observed during...
Persistent link: https://www.econbiz.de/10008625933
This paper provides a theoretical investigation of the tension over knowledge disclosure between firms and their scientific employees. While empirical research suggests that scientists exhibit a "taste for science," such open disclosures can limit a firm's competitive advantage or ability to...
Persistent link: https://www.econbiz.de/10010950648
incumbents and entrants in a cumulative innovation environment; that is, entrants may not be adequately compensated for losses in …
Persistent link: https://www.econbiz.de/10010950674