Moschini, GianCarlo; Yerokhin, Oleg - In: Journal of Economics & Management Strategy 17 (2008) 2, pp. 379-412
"We develop a quality ladder model to study the R&D incentive impacts of intellectual property rights with a "research exemption" or "experimental use" provision. The innovation process is sequential and cumulative and takes place alongside production in an infinite-horizon setting. We solve the...