labor, would still fall within the purview of economic science. Works Die Forderungen der arbeitenden Klassen (The claims of the working classes, 1837) Zur Erkenntnis unserer staatswirthschaftlichen Zustände (Toward an appreciation of our economic circumstances, 1842) Soziale Briefe, addressed to Julius von Kirchmann (1850–51) Der Normalarbeitstag (The standard work day, 1871) Beleuchtung der socialen Frage (Some light on social questions, 1875) The statement of his theory of crises, contained in his Soziale Briefe, has appeared in an English translation under the title of Overproduction and Crises (New York, 1898). See also Karl Marlo References External links Johann Karl Rodbertus Archive at marxists.org 1805 births 1875 deaths People from Greifswald People from Swedish Pomerania German socialists Education ministers of Prussia Member of the Prussian National Assembly German economists Heidelberg University alumni Humboldt University of Berlin alumni University of Göttingen alumni German monarchists