This is the first study of the United Nations Industrial Development Organization (UNIDO). It provides a concise description of UNIDO's activities as an actor in the field of international industrial cooperation from the 1960's to the present day. The emergence of UNIDO as a specialized agency of the United Nations is analyzed with emphasis on legal and institutional issues, and problems related to UNIDO's efficiency and its dependence upon political consideration, especially with respect to major countries, are examined. Finally, recommendations are made for the improvement of UNIDO's industrial development activities.This work will be of interest to scholars and students in development economics, international economics, international relations, and international organizations.