Recent research in low-income countries has shown that high transfer costs and marketing margins may hinder the transmission of price signals, as they may prohibit arbitrage. Oligopolistic behavior and collusion among domestic traders may retain price differences between markets at levels higher...

The traditional agriculture in Sudan occupies 60% of the total cultivated land and employs 65% of the agricultural population. Nevertheless, it is characterized by its low crop productivity, which is mainly driven by low technical efficiency, while drought and civil conflicts threaten most of...

Also available in the ILRI Repository on Livestock Research at http://hdl.handle.net/10568/7

Traditional agriculture in Sudan occupies 60% of the cultivated land and employs 65% of the population engaged in agricultural production, but yields are low and productivity is threatened by drought and civil conflicts. Traditional agriculture has therefore contributed an average of only 16% to...