Smallholder cash crop production, processing and marketing in Tanzania: who benefits? An action research programme to develop a model for cooperation between farmers' organisations, private buyers, servicing and financing institutions through an NGO intermediary

agriculteur agricultores cambio estructural cash crops changement structurel chillies coffee commercialisation cooperation cultivos comerciales culture de rapport economic behaviour economic development economic impact environmental degradation farmers guindilla inversiones investissement investment marketing mercadeo partenariat partnerships petite exploitation agricole piment fort production small farms structural adjustment structural change tanzania tanzanie trade liberalization