Speech by Chairman Ben S. Bernanke on Promoting Research ...
May 16, 2011· Griliches (1992) reports estimates of the average social return that cluster in the range of 20 to 60 percent a year. See also Hall, Mairesse, and Mohnen (2009). The estimates in the literature are typically for average social returns; the return to an additional dollar of R&D spending, which is the relevant variable for determining whether ...