1. Albrecht Forstmann, Der Kampf um den Internationalen Handel (Berlin: Haude & Spenersche Buchhandlung, 1935) p. 5. The author adhered first to National Socialism but changed his mind comparatively early. This book was a somewhat peculiar hidden attack on National Socialism with the author using phrases which seemingly praised the regime. After a while, Forstmann was put into a concentration camp but he survived and became Professor of Economics in Berlin.
2. Friedrich Carl von Savigny, Vom Beruf unserer Zeit für Gesetzgebung und Rechtswissenshaft, 1st edn, 1814. Reprint of the third edition of 1840 (Freiburg im Breisgau: J. C. B. Mohr [Paul Siebeck], 1892) pp. 7 and 9.
3. Karl Geiler, ‘Die wirtschaftsrechtliche Methode im Gesellschaftsrecht’, in Karl Predari, Franz Schlegelberger and Martin Wolff (eds), Beiträge zur Erläuterung des Deutschen Rechts, new series 5 (Berlin: Franz Vahlen, 1927) p. 596.
4. Karl Marx, Das Kapital, Vol. 1. Preface to the first edition of 1867 (reprinted Berlin: Dietz Verlag, 1951) p. 7–8.
5. This was a group of intellectuals who published a monthly periodical entitled Die Tat. They were radical Nazis. For further details see Wilhelm Röpke, The German Question (London: Allen & Unwin, 1946) p. 65–6.