Brafu-Insaidoo, William Gabriel. Effect of import liberalization on tariff revenue in Ghana / by William Gabriel Brafu-Insaidoo and Camara Kwasi Obeng. - Nairobi : African Economic Research Consortium, c2008. - 50 p. : ill. ; 25 cm. - AERC research paper ; 180 . "June 2008." Includes bibliographical references (p. 33-34) ISBN: 9966778314 LCCN: 2009349152 Subjects--Topical Terms: Free trade--Government policy--Ghana.Tariff--Ghana.Ghana--Economic conditions.--1979-