Bittan-Dicowsky, Ricardo The determinants of hospital costs : an analysis of Ethiopia / Ricardo Bitran-Dicowsky and David W. Dunlop - Washington : World Bank, 1989 - 25 p. : ill. ; 30 cm. - Workd Bank working papers; 14 . Includes bibliographical references (p.21-22) Subjects--Topical Terms: Hospitals--Cost of operationsHospitals--Rates