TY - BOOK AU - Ariyo,Ademola TI - Productivity of the Nigerian tax system, 1970-1990 / SN - 9966900349 U1 - 336.2009669 PY - 1997/// CY - Nairobi : PB - African Economic Research Consortium, KW - Taxation KW - Nigeria KW - Fiscal policy N1 - "November, 1997."; Includes bibliographical references (p. [36]-39) ER -