← Search Journal of Political Economy Vol. 63 No. 4 1955 The Economic Gains of European Integration Franz Gehrels; Bruce F. Johnston DOI10.1086/257676 Volume63 Issue4 Pages275-292 Languageen Sources semanticscholar openalex crossref Cite APA 7 MLA 9 Chicago (author–date) Harvard Elsevier Harvard (JFE, JBF…) The Accounting Review Academy of Management American Marketing Association INFORMS (Management Science) Copy citation Copied ✓