Das Kapital in the British Library, London. At the time of his death (1883), Marx had prepared the manuscript for "Das Kapital, Volume IV", a critical history of theories of surplus value of his time, the nineteenth century. The philosopher Karl Kautsky (1854–1938) published a partial edition of Marx's surplus-value critique and later published a full, three-volume edition as "Theorien über den Mehrwert" ("Theories of Surplus Value", 1905–1910). The first volume was published in English as "A History of Economic Theories" (1952). "Capital, Volume I" (1867) was published in Marx’s lifetime, but he died in 1883 before completing the manuscripts for "Capital,
Social effects of evolutionary theory their opinions of evolutionary theory are unknown. To some extent, Marxists are the exception. Karl Marx, Friedrich Engels and Vladimir Lenin supported Darwin's evolutionary theory. Marx even sent Darwin a copy of his book "Das Kapital", though Darwin never wrote back to him. Karl Marx's work was based on a material view of the world that showed natural causes and effects for all aspects of human society and economy. He recognized that Darwin's work provided a similar material explanation for all of nature, thus supporting Marx's worldview. In 1861 Karl Marx wrote to his friend Ferdinand Lassalle, "Darwin’s work is