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Journal Article The Changing Structure of Competitive Industry Get access Kenneth D. George Kenneth D. George Sidney Sussex College, Cambridge Search for other works by this author on: Oxford Academic Google Scholar The Economic Journal, Volume 82, Issue 325s, 1 March 1972, Pages 353–368, https://doi.org/10.2307/2229942 Published: 01 March 1972
Kenneth D. George (Wed,) studied this question.