Mookherjee, DilipRay, Debraj2014-03-242014-03-241991-06Journal of Economic Theory,v. 54 ,no.1 ,p 124-147http://hdl.handle.net/10263/5819enCompetitive pressureDiffusion of innovationsKnowledge accumulationCreative organizationOn the competitive pressure created by the diffusion of innovationsArticle