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Who contributes efficiently to development? : evaluating agricultural R&D in Cameroon and Tanzania
Hartwich, Frank; Oppen, Matthias von - In: Quarterly journal of international agriculture 45 (2006) 1, pp. 47-70
Persistent link: https://www.econbiz.de/10003307342
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An economic analysis of technical efficiency of rice farmers at the delta region in Myanmar
Kyi, Thanda; Oppen, Matthias von - 1999
Persistent link: https://www.econbiz.de/10001475580