Narrow search
Showing 1 - 10 of 169
Cover Image
Induced innovation in United States field crops, 1939 - 78
Thirtle, Colin G. - In: Journal of agricultural economics 36 (1985) 1, pp. 1-14
Persistent link: https://www.econbiz.de/10001048376
Cover Image
Technological change and the productivity slowdown in field crops : United States, 1939 - 78
Thirtle, Colin G. - In: Southern journal of agricultural economics 17 (1985) 2, pp. 33-42
Persistent link: https://www.econbiz.de/10001026294
Cover Image
Productivity and the returns to Levy-funded R&D for sugar production in the Eastern countries of England
Thirtle, Colin G. - In: Journal of agricultural economics 50 (1999) 3, pp. 450-467
Persistent link: https://www.econbiz.de/10001414656
Cover Image
The effects of macroeconomic policy on South African agriculture : implications for exports, prices and farm incomes
Townsend, Robert F. - In: Journal of international development : the journal of … 10 (1998) 1, pp. 117-128
Persistent link: https://www.econbiz.de/10001338984
Cover Image
Convergence of per capita incomes and agricultural productivity in Africa
Lusigi, Angela - In: Journal of international development : the journal of … 10 (1998) 1, pp. 105-115
Persistent link: https://www.econbiz.de/10001338985
Cover Image
Agricultural productivity in Zimbabwe : 1970 - 90
Thirtle, Colin G. (contributor) - In: The economic journal : the journal of the Royal … 103 (1993) 417, pp. 474-480
Persistent link: https://www.econbiz.de/10001145996
Cover Image
The microeconomic approach to induced innovation : a reformulation of the Hayami and Ruttan model
Thirtle, Colin G. - In: The Manchester School of Economic and Social Studies 53 (1985) 3, pp. 263-279
Persistent link: https://www.econbiz.de/10001093878
Cover Image
The rate of return to public sector agricultural R & D in the UK, 1965 - 80
Thirtle, Colin G. - In: Applied economics 21 (1989) 8, pp. 1063-1086
Persistent link: https://www.econbiz.de/10001070382
Cover Image
The green revolution in Africa : special issue
Thirtle, Colin G. (contributor) - In: Journal of international development : the journal of … 1 (1989) 1, pp. 1-179
Persistent link: https://www.econbiz.de/10001075963
Cover Image
Privatization and the roles of public and private institutions in agricultural research in sub-Saharan Africa
Thirtle, Colin G. - In: Food policy : economics planning and politics of food … 19 (1994) 1, pp. 31-44
Persistent link: https://www.econbiz.de/10001160613