Sebastián, Fidel Pérez; Gurmu, Shiferaw - Instituto Valenciano de Investigaciones Económicas (IVIE) - 2007
Hausman, Hall and Griliches (1984) and Hall, Griliches and Hausman (1986) investigated whether there was a lag in the patent-R&D relationship for the U.S. manufacturing sector using 1970¿s data. They found that there was little evidence of anything but contemporaneous movement of patents and...