manufacturing firms over the 1980s and 1990s. Evidence from aggregate patent and R&D statistics and a micro-level analysis of R …

This paper examines whether there are complementarities between investments in ICT, R&D and organizational innovation …, and the effects of different investment profiles on total factor productivity growth on Dutch firm-level data. We estimate … an integrated model of investment profile adoption and total factor productivity growth. We find that the three …

: (i) A structural model that explains pro by innovation output, and innovation output by research investment; (ii) New dat … firm innovation outpu patent numbers or innovative sales, rises with its research effort and with the indicators, either …This paper studies the links between productivity, innovation and research at th level. We introduce three new features …

&D investment: (1) Are there diminishing returns to inventive activities? (2) What is the relationship between R&D and productivity … and what are the magnitudes of the returns to a firm's or industry's R&D investment? (3) What are the magnitudes of the … output and precise measurement of the inputs to the inventive process. Patent counts are often considered as a measure of …

institutional variables, such as legal origin and patent protection, in order to allow for parameter heterogeneity based on a …

This paper extends previous research on the effect of investment on labor productivity at the country level by … accounting for investment in R&D, as well as for investment in fixed and human capital. Privately-funded R&D investment is found … social (national) rate of return to private R&D investment is about seven times as large as the return to investment in …