Principles of applied equilibrium modelling - a case-study of the Cameroon economy, Sarley, David; manpower planning for the industrial sector in Ethiopia, Zafiris Tzannatos; commercial policy and the incidence of protection in the Ivory Coast, Greenaway, David; economics of water and sanitation supply - the case for Ghana, George Akosa and Peter Barker; economics of the brain drain - the case for a tax on brains, V.N. Balasubramanyam; trade policy reform in Burundi, Chris Milner; trade liberalization and financial reforms - Chile 1973-83, I. Araya-Gomez; the role of producer services in development - the case of Singapore, Barbara Evans et al; planning in Saudi Arabia, John R. Presley and Tony Westaway.