Browsing AgBioForum, vol. 08, no. 2 & 3 (2005) by Title "Does Plant Variety Intellectual Property Protection Improve Farm Productivity? Evidence from Cotton Varieties"
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Does Plant Variety Intellectual Property Protection Improve Farm Productivity? Evidence from Cotton Varieties
(AgBioForum, 2005)The plant variety protection (PVP) system has been criticized by some authors as being nothing more than a marketing tool and not having much effect on productivity. We investigate this issue for the case of cotton in the ...