Journal Article Some Comments on the Theory of Inert Areas and the Definition of X-Efficiency Get access K. J. Blois K. J. Blois University of Technology, Loughborough, England Search for other works by this author on: Oxford Academic Google Scholar The Quarterly Journal of Economics, Volume 88, Issue 4, November 1974, Pages 681–686, https://doi.org/10.2307/1881830 Published: 01 November 1974

Journal Article A Note on X-Efficiency and Profit Maximization Get access K. J. Blois K. J. Blois University of Technology, Loughborough, England Search for other works by this author on: Oxford Academic Google Scholar The Quarterly Journal of Economics, Volume 86, Issue 2, May 1972, Pages 310–312, https://doi.org/10.2307/1880566 Published: 01 May 1972