Journal Article A Diagrammatic Representation of Income Determination in an Open System Get access Georges Rottler Georges Rottler Institut de Science Economique Appliqueé, London Search for other works by this author on: Oxford Academic Google Scholar The Quarterly Journal of Economics, Volume 68, Issue 3, August 1954, Pages 475–480, https://doi.org/10.2307/1881974 Published: 01 August 1954