Nevertheless this position is growing uncertain with the worsening living conditions of the majority of the population. This seems to have been the idea of the food security policy underlying the efforts made for the development of milk products in Bolivia since the 1970. The results have not fulfilled the expectations of the organizers because other important factors were neglected or overlooked. These factors, the country's production potential, the real purchasing power and the alimentary habits of the consumers, were ignored hitherto when adjustement measures threatened the entire system. The example analysed shows not only the necessity of giving a global definition of the programme from the very beginning, but also the harmful effects of changes in economical policies, which generate contradictions and impeed expensive programmes.
Development implies a greater diversity of sources of richness as well as of legitimacy.
From One Shore to Another. Half of these refugees are the Fulani people. Their precarious existence on the right bank, their movement from one side of the river to the other have made the Fulani the first victims in the Mauritanian-Senegalese conflict. They constitute an extreme case in the acute frontier problems which arise within the larger plan of the improvement of the banks of the Senegal river. The serious conflict that occurred between Senegal and Mauritania in 1989 has been attributed in part to conflicting land interests arising from the extensive irrigation of the Senegal valley introduced since 1975.