Collier, Paul. Trade liberalisation and the composition of investment : theory a nd African application / Paul Collier and Jan Willem Gunning. - Oxford : C.S.A.E. Publishing, 1995. - 16 p. : ill. ; 27 cm. - Working paper series ; WPS/96-4 . Bibliography: p.15-16. Subjects--Topical Terms: Investments, Foreign ----Africa.----Free trade ----Africa.---- Dewey Class. No.: AF PS F 332.673 COL