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Chavas , Jean-Paul and Di Falco, Salvatore (2011) On the role of risk versus economies of scope in farm diversification with an application to Ethiopian farms. Journal of agricultural economics, 63 (1). pp. 25-55. ISSN 0021-857X
Dreze, Jean, Lanjouw, Peter and Sharma, Naresh (1997) Credit in rural India: a case study. DEDPS, 6. Suntory and Toyota International Centres for Economics and Related Disciplines, London School of Economics and Political Science, London, UK.