← Search American Economic Review Vol. 68 No. 3 1978 Vertical Integration, Tying, and Antitrust Policy Roger D. Blair; David L. Kaserman Volume68 Issue3 Pages397-402 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 ✓