TY - BOOK AU - Balassa,Bela ED - International Bank for Reconstruction and Development ED - International Development Association TI - Estimating the shadow price of foreign exchange in project appraisal T2 - Economic staff working paper PY - 1973/// CY - Washington D.C. PB - IBRD KW - Foreign exchange rates N1 - 'February 1, 1973'; Includes bibliographical references (p.41-42) ER -