1. Bevan, D., P. Collier and J. Gunning (1992) Nigeria, 1970–1990 ( San Francisco, Calif.: International Centre for Economic Growth ).
2. Brown, M. B. and P. Tiffen (1992) Short Changed: Africa and World Trade ( London: Pluto Press).
3. Central Bank of Nigeria (CBN) (various issues) Statistical Bulletin (Lagos: CBN).
4. Central Bank of Nigeria (CBN) (1994a) ‘Listing of Industries’, mimeo (Lagos: CBN).
5. Central Bank of Nigeria (CBN) (1994b) Major Economic and Financial Indicators (Lagos: CBN).