of international patents, country-level R&D productivity increases proportionally with the stock of ideas already …). Second, we find that ideas productivity in a given country is constant or declining in the worldwide stock of ideas. Ideas … effects of international knowledge spillovers. Finally, ideas productivity is concave in the size of the R&D workforce and the …

The OECD makes frequent use of the supply-side framework and associated measures of factor productivity, productive …

of international patents, country-level R&D productivity increases proportionally with the stock of ideas already …). Second, we find that ideas productivity in a given country is constant or declining in the worldwide stock of ideas. Ideas … effects of international knowledge spillovers. Finally, ideas productivity is concave in the size of the R&D workforce and the …