A presentation by Platypus member Spencer Leonard on August 19th, 2011, at Communist University, which took place from August 17th to August 20th, 2011, at Goldsmiths, University of London.
For background reading please see the attached PDFs, also available at the following URLs:
Mike Macnair's Critique of Platypus
Cutrone, "Capital in history" (2008)
Cutrone, "The Marxist hypothesis" (2010)
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