Browsing by Author/Contributor "Schimmelpfennig, David"
Now showing items 1-4 of 4
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The Distribution of Benefits from Bt Cotton Adoption in South Africa
Pray, Carl E. (Carl Esek); Schimmelpfennig, David; Gouse, Marnus (AgBioForum, 2004)Technology adoption can create income benefits for large and small-scale producers, input suppliers and consumers in developing countries. The circumstances under which this income creation can take place are shown to ... -
Does Plant Variety Intellectual Property Protection Improve Farm Productivity? Evidence from Cotton Varieties
Naseem, Anwar; Oehmke, James F.; Schimmelpfennig, David (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 ... -
Mergers, Acquisitions, and Stocks of Agricultural Biotechnology Intellectual Property
King, John L. (John Leitner), 1972-; Schimmelpfennig, David (AgBioForum, 2005)A subset of patents owned by six large agricultural biotechnology companies is analyzed from the new Initiatives for Future Agriculture and Food Systems (IFAFS) Agricultural Biotechnology Intellectual Property database. ... -
Three Seasons of Subsistence Insect-Resistant Maize in South Africa : Have Smallholders Benefited?
Gouse, Marnus; Pray, Carl E. (Carl Esek); Schimmelpfennig, David; Kirsten, Johann (AgBioForum, 2006)White maize is the staple food of the majority of the South African population. We examine if smallholder farmers that adopted insect-resistant (Bt) varieties of white maize benefited from planting Bt over the last three ...