Score contribution per author:
α: calibrated so average coauthorship-adjusted count equals average raw count
This paper analyzes features of the distribution of 3.7 mn. patent family applications from PatStat in 34 countries, 17 industries, and 11 years. Power-law regressions suggest that higher levels of R&D intensity and outward foreign direct investment in a country and sector are associated with a reduced concentration of patent citations.