History of economic thought died, Engels completed the second volume of "Das Kapital" from his notes. Marx wrote his magnum opus "Das Kapital" (1867) at the British Museum's library in London. Karl Marx begins with the concept of commodities. Before capitalism, says Marx, production was based on slavery – in ancient Rome for example – then serfdom in the feudal societies of medieval Europe. The current mode of labor exchange has produced an erratic and unstable situation allowing the conditions for revolution. People buy and sell their labor as people buy and sell goods and services. People themselves have become disposable commodities. As Marx
Karl Marx in film Marx's book "Das Kapital" was never realised, although in more recent years the German film director and author Alexander Kluge completed a lengthy homage to Eisenstein's unrealised film entitled "News from Ideological Antiquity: Marx – Eisenstein – Das Kapital". In the 1960s French new wave directors, notably Jean-Luc Godard, used Marxist themes in their work, including in the films "Week End", "La Chinoise" and "Tout va bien". In the 1970s the Serbian director Dušan Makavejev made films which were critical and/or satirical of Marx and Marxist ideology. The Young Karl Marx by the Haitian director Raoul Peck released in 2017