This paper investigates changes in the output and productivity of research and development activities in Japanese manufacturing firms over the 1980s and 1990s. Evidence from aggregate patent and R&D statistics and a micro-level analysis of R&D productivity at the firm-level suggest that there...

This paper investigates changes in the output and productivity of research and development activities in Japanese manufacturing firms over the 1980s and 1990s. Evidence from aggregate patent and R&D statistics and a micro-level analysis of R&D productivity at the firm-level suggest that there...

This paper investigates changes in the output and productivity of research and development activities in Japanese manufacturing firms over the 1980s and 1990s. Evidence from aggregate patent and R&D statistics and a micro-level analysis of R&D productivity at the firm-level suggest that there...