Explanatory notes The following abbreviations have been used: acquired immunodeficiency syndrome chlorofluorocarbon Development Assistance Committee directly observed treatment short course European Union Food and Agriculture Organization of the United Nations General Agreement on Trade in Services gross domestic product gross national income grass nationai product heavily indebted poor countries human immunodeficiency virus information and communication technologies International Labour Organization lnternational Monetary Fund least developed country non-governmental organization official development assistance Organizatiori for Economic Cooperation and Development United Nations Conference on Trade and Development United Nations Development Programme United Nations Educational, Scientific and Cultural Organization United Nations Population Fund Office of the United Nations High Commissioner for Refugees United Nations Children's Fund United Nations Industrial Development Organization United Nations Relief and Works Agency for Palestine Refugees in the Near East World Institute for Development Economics Research World Trade Organization