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Short and long-run returns to agricultural R&D in South Africa, or will the real rate of return please stand up?

Schimmelpfennig, David; Thirtle, Colin; Zyl, Johan van; … - In: Agricultural Economics of Agricultural Economists 23 (2000) 1

This paper briefly presents the results of a total factor productivity (TFP) study of South African commercial … between R&D and TFP is analyzed and found to be only 9 years, with a pronounced negative skew, reflecting the adaptive focus … the lag between R&D and TFP. If this is assumed to be the correct lag, the ROR falls to 58%, a best estimate. The paper …

Persistent link: https://www.econbiz.de/10011069255

Productivity and economic growth in Kenyan agriculture, 1964-1996

Gerdin, Anders - In: Agricultural Economics of Agricultural Economists 27 (2002) 1

This paper analyses the patterns of productivity and economic growth in the aggregated Kenyan agriculture between 1964 and 1996. In the 1964-1973 period, the average output growth exceeded 4% but stagnated to an average of 1.2% during 1988-1996. Over the whole period, capital was the most...

Persistent link: https://www.econbiz.de/10011069371

Farmers' perceptions and adoption of new agricultural technology: evidence from analysis in Burkina Paso and Guinea, West Mrica

Adesina, Akinwumi A.; Baidu-Forson, Jojo - In: Agricultural Economics of Agricultural Economists 13 (1995) 1

Economists investigating consumer demand have accumulated considerable evidence showing that consumers generally have subjective preferences for characteristics of products and that their demand for products is significantly affected by their perceptions of the product's attributes. However, the...

Persistent link: https://www.econbiz.de/10010879425

Challenges in quantitative economic analysis in support of multilateral trade negotiations

Meilke, Karl D.; McClatchy, Don; Gorter, Harry de - In: Agricultural Economics of Agricultural Economists 14 (1996) 3

A wide range of economic analysis of agricultural trade liberalization was performed prior to and during the Uruguay Round of trade negotiations. Views differ as to the effectiveness of this research, although most would agree that it became less relevant as the negotiations progressed. This...

Persistent link: https://www.econbiz.de/10010879452

Sources of agricultural productivity growth and stagnation in sub-Saharan Africa

Frisvold, George; Ingram, Kevin - In: Agricultural Economics of Agricultural Economists 13 (1995) 1

This paper examines sources of agricultural growth in sub-Saharan Africa. Growth in the stock of traditional inputs (land, labor, livestock) remains the dominant source of output growth. Growth in modern input use was of secondary importance, but still accounted for a 0.2-0.4% annual growth rate...

Persistent link: https://www.econbiz.de/10010879496

Farm productivity in Rwanda: effects of farm size, erosion, and soil conservation investments

Byiringiro, Fidele; Reardon, Thomas - In: Agricultural Economics of Agricultural Economists 15 (1996) 2

This paper examines the effects of farm size, soil erosion, and sml conservation investments on land and labor productivity and allocative efficiency in Rwanda. There were several key results. First, there is a strong inverse relationship between farm size and land productivity, and the opposite...

Persistent link: https://www.econbiz.de/10010879566

Effects of Increasing Agricultural Productivity in a Multisectoral Model for the Philippines

Bautista, Romeo M. - In: Agricultural Economics of Agricultural Economists 01 (1986) 1

This paper investigates empirically the economy-wide effects of agricultural productivity increases in the Philippines, reporting the results of a quantitative analysis based on a general equilibrium framework. A multisectoral, price endogenous model of the Philippine economy is employed,...

Persistent link: https://www.econbiz.de/10010911265

Further evidence on pesticides, productivity and farmer health: Potato production in Ecuador

Antle, John M.; Cole, Donald C.; Crissman, Charles C. - In: Agricultural Economics of Agricultural Economists 18 (1998) 2

Persistent link: https://www.econbiz.de/10010911296

Efficiency estimation in a profit maximising model using flexible production function

Kumbhakar, Subal C. - In: Agricultural Economics of Agricultural Economists 10 (1994) 2

This paper uses a flexible (translog) production function to estimate efficiency of 227 farms from West Bengal, India. We consider estimation of technical and allocative inefficiencies using a profit maximising framework which accommodates both endogenous and exogenous inputs. The maximum...

Persistent link: https://www.econbiz.de/10010911406

What do Agricultural Income and Productivity Measurements Really Mean?

Schmitt, Gunther H. - In: Agricultural Economics of Agricultural Economists 02 (1988) 2

Statistical data on labour productivity and income in agriculture reveal large discrepancies between various EC member states, both with respect to their absolute levels and in relation to nonfarm productivity and income in the respective countries. Insofar as they appear to reflect the failure...

Persistent link: https://www.econbiz.de/10010911423

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