Browsing Agricultural Economics, Extension and Rural Development by Author "Thirtle, Colin G., 1944-"
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Browsing Agricultural Economics, Extension and Rural Development by Author "Thirtle, Colin G., 1944-"
Now showing items 1-9 of 9
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Gouse, Marnus; Piesse, J. (Jenifer); Thirtle, Colin G., 1944-; Poulton, Colin (University of Missouri, 2009)This study uses data for the 2006/07 maize production season, for the Hlabisa, Dumbe, and Simdlangentsha districts in KwaZulu-Natal, South Africa, to investigate the relative efficiencies of conventional, insect-resistant ...
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Conradie, Beatrice; Cookson, Graham; Thirtle, Colin G., 1944- (Blackwell, 2006-06)A stochastic frontier is fitted to two panels of wine grape farms (34 in Robertson and 36 in Worcester) for 2003 and 2004 and a cross section of 37 table grape farms in De Doorns for 2004 only. The panel of wine grape farms ...
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Kaliakatsou, Evridiki; Bell, J. Nigel B.; Thirtle, Colin G., 1944-; Rose, Daniel; Power, Sally A. (Elsevier, 2009)Numerous experiments have demonstrated reductions in the yields of cereal crops due to tropospheric O3, with losses of up to 25%. However, the only British econometric study on O3 impacts on winter wheat yields, found ...
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Thirtle, Colin G., 1944-; Piesse, J. (Jenifer); Schimmelpfennig, David (Blackwell, 2008)This article updates total factor productivity (TFP) growth in UK agriculture from 1953–2005 and shows that public and private research and returns to scale explain TFP. Cointegration and causality tests are used to ...
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Mkhabela, T.; Piesse, J. (Jenifer); Thirtle, Colin G., 1944-; Vink, Nick (Agricultural Economics Association of South Africa, 2010-03)This paper models dairy farms in KwaZulu-Natal, South Africa, emphasising the complexities unique to this multi-product industry. Net and gross output approaches to measuring production are discussed and then tested using ...
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Gouse, Marnus; Piesse, J. (Jenifer); Thirtle, Colin G., 1944- (Economic Society of South Africa, 2006-12)Insect resistant (Bt) white maize and minimum tillage are being adopted by smallholders in Hlabisa, KwaZulu-Natal. Bt cotton contains the genes controlling the production of a natural insecticide, Bacillus thuringiensis ...
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Thirtle, Colin G., 1944- (Routledge, 2012-03)This paper considers epistemology in economics, looking at the ways in which theory, observation and measurement are combined. Agricultural economics is a policy science and so scientific research programmes operate ...
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Piesse, J. (Jenifer); Thirtle, Colin G., 1944- (Elsevier, 2009)This paper is a summary of the behaviour of food commodity prices in 2007–2008 and a review of the causes of the price increases, extracted from a report to the Chief Scientific Advisor to Her Majesty’s Government [Thirtle, ...
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Conradie, Beatrice; Piesse, J. (Jenifer); Thirtle, Colin G., 1944- (Agricultural Economics Association of South Africa, 2009)This paper examines the appropriate level of aggregation for the construction of total factor productivity (TFP) indices. The dataset covers the magisterial districts and statistical regions of the Western Cape for the ...
Now showing items 1-9 of 9