1981/12/01 by Edwin Mansfield, Mark Schwartz, Mark S. Schwartz +1 · 12 citations
Economics, Econometrics and Finance · Business, Management and Accounting · #Innovation Policy and R&D #Intellectual Property and Patents #Firm Innovation and Growth
paper · doi:10.2307/2232499
Edwin Mansfield, Mark Schwartz, Samuel Wagner; Imitation Costs and Patents: An Empirical Study, The Economic Journal, Volume 91, Issue 364, 1 December 1981