do so by evaluating the determinants of international' patenting rates across the OECD, where an international patent is … one granted by the U.S. patent office to a foreign establishment. Taking advantage of variation in the flow of ideas … of international patents, country-level R&D productivity increases proportionally with the stock of ideas already …

productivity growth ; technology indicator ; technology shifter ; OECD countries …

from the World Technology Frontier, estimated on the basis of annual data on inputs and output in 19 highly developed OECD …