Koo, Bonwoo; Pardey, Philip G.; Qian, Keming; Zhang, Yi - Department of Applied Economics, College of … - 2003
Notwithstanding the ambiguous research and productivity promoting effects of plant variety protections (PVPs), even in developed countries, many developing countries have adopted PVPs in the past few years, in part to comply with their Trade-Related Aspects of Intellectual Property Rights...