00785nam a2200217 a 4500 1/16555 991109s1969 enk b 000 0 eng d 072043162X 17067 DLC GR-PeUP 380.01 KE Kemp, Murray C. A contridution to the general equilibrium theory of preferential trading / Murray C. Kemp. Amsterdam : North-Holland Pub. Co. , 1969. 149 σ. ; 23 εκ. Contributions to Economic Analysis ; Περιέχει βιβλιογραφία. Commerce Mathematical models. Tariff preferences. Contributions to Economic Analysis ; 61 INST UNIPILB MAIN 20040709 380.01 KE 00100718 00100718 LOAN 0 1