Drechsler, Laszlo Conjectures on services in the world economy with scanty data. Laszlo Drechsler & Helga Hoffmann - New York : Department of International Economic and Social Affairs (DIESA) , 1988 - 29p. ; 28 cm. - DIESA Working Paper Series, no. 10. . Includes bibliographical references. Subjects--Topical Terms: Service industry--Developing countries. Gov. Doc. Class. No.: UN DIESA WP-10