New technology is usually expensive and it takes time for manufacturers to make the technology more accessible. In the stereo industry, the first Super Audio Compact Disk (SACD) player made by Sony, SCD-1, sold for $5,000 in 1999; in 2002 the cheapest of Sony's new SACD players, SCD-CE775, had a...

This paper employs a new global panel data set on innovation related variables to examine patterns of R&D investment across the development process. We find that R&D effort measured as a share of GDP rises with development at an increasing rate, but that several countries have experienced...

One of the important public policy issues in science and technology is to ascertain if and how firms' investments in research and development (R&D) contribute to technical progress at firm and industry levels. Griliches (1979) made a pioneering contribution to our understanding of economic...