This paper contributes with new findings to the literature on corporate research and development (R&D) intensity decomposition by examining the effects of several parameters on R&D intensity and investigating its comparative distribution among top R&D firms, sectors and world regions/countries....

This paper investigates the sectoral dynamics of the major economies during the last decade through the lens of the top 1000 R&D investors worldwide and looks at how firms' demographics are related to sector distribution. In doing so, it contributes to the literature on the EU corporate R&D...