1. S. Groll and Z.B. Orzech, ‘From Marx to the Okishio Theorem: A Genealogy’, History of Political Economy, 21, 1989, pp. 253–72.
2. K. Marx, Capital, volume III (Moscow: Foreign Languages Publishing House, 1962), chs XIII–XIV; see also
3. M.C. Howard and J.E. King, The Political Economy of Marx (Harlow: Longman 1985) 2nd edn. pp. 200–2.
4. G.C. Stiebeling, Das Problem der Durchschnittsprofitrate: Kritik einer Kritik mit Meinem Nachtrag (New York: Labor News Co., 1893), p. 12; cf.
5. Stiebeling, Untersuchungen Uber die Raten des Mehrwerths und Profits mit Bezug auf die Lösung des Problems der Durchschnittsprofitrate (New York: New York Labor News Co., 1894); and 3c. F. Engels, ‘Preface’ to Marx, Capital, III, pp. 19–21. For a full discussion of the ‘Prize Essay Competition’ see Chapter 2 of volume I of this book.