International trade theory and regional income differences
Subtitle: United States 1880-1950.
Series: Contributions to economic analysis, 70; Contributions to economic analysis, 70
Publisher: North-Holland Pub. Co.
Published: 1971
Place of publication: Amsterdam
Language: eng
Number of pages: 221
Subjects: Income -- Mathematical models; Commerce -- Mathematical models; Income --  -- Mathematical models
Notes: Bibliographical footnotes.