Keen, Michael Coordinating tariff reduction and domestic tax reform / Michael Keen, Jenny E. Ligthart - Washington : International Monetary Fund (IMF) , 1999 - 20p : ill. ; 30 cm. - IMF Working Paper No. WP-99/93 . Includes bibliographical references. Subjects--Topical Terms: Tax reformsInput outputTariffs Gov. Doc. Class. No.: UN IMF WP-99-93