Pakes, Ariel; Hall, Bronwyn H.; Griliches, Zvi - 2021
This paper summarizes a number of studies which use patent data to examine different aspects of technological change … level of patenting; analyzes the relationship between patents, R&D, and tire stock market value of firms; reports on the … estimation of the value of patent rights based on European patent renewal data; and describes the use of patent data to estimate …