LEADER 00000nam 2200265 a 4500 001 0045916 003 UkHlHU 007 t 008 000207 0 1971 000 eng 040 UkHlHU 050 4 HC 106 O5 100 0 Olsen, Erling. 245 00 International trade theory and regional income differences :|bUnited States, 1880-1950. 260 Amsterdam :|bNorth Holland,|c1971. 300 221p. 440 0 Contributions to economic analysis, 70 650 0 International trade. 651 0 United States|xEconomic conditions. 651 0 United States|xIndustry. 946 020 absent -- ISBN check required
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