← Search American Economic Review Vol. 73 No. 5 1983 Spatial Competition and Vertical Integration: Cement and Concrete Revisited Mark E. McBride Volume73 Issue5 Pages1011-1022 Sources bibtex:phds-export.bib 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 ✓