Using a global panel on research and development (R&D) expenditures, this paper documents that on average poor countries do far less R&D than rich as a share of GDP. This is arguably counter intuitive since the gains from doing the R&D required for technological catch up are thought to be very...

"The authors present a database of indicators of innovative activity around the world since the early 1960s. The data include measures of innovation outcomes as well as variables related to innovation effort. The main indicator of innovation outputs is patents. The main variables related to...

The authors consider why the great majority of Third World countries have failed to solve the problems of underdevelopment by relying on science and technology, while a very few of them—the newly industrialized countries—have at least partially succeeded