Ghani, Ejaz Externalities, development and trade / Ejaz Ghani - Oxford : International Development Centre (IDC) , 1989 - 45p. : ill. ; 15 cm. - Occasional paper No. 8 . Includes bibliographical references and index. Subjects--Topical Terms: Tradeeconomic development Gov. Doc. Class. No.: GB Oxf.U IDC DS-WP-8