← Search American Economic Review 1969 Long-Run Scale Adjustments of a Perfectly Competitive Firm and Industry C. E. Ferguson; Thomas R. Saving Sources openalex 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 ✓