During World War II, the U.S. government's Office of Scientific Research and Development (OSRD) undertook one of the largest public investments in applied R&D in U.S. history, entering into thousands of contracts with firms and universities to perform research essential to the war effort. Using...

Researchers studying innovation increasingly use indicators based on patent citations. However, it is well known that not all citations originate from applicants - patent examiners contribute to citations listed in issued patents - and that this could complicate interpretation of findings in...