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
The Christian Manifesto signatories can be interpreted in two ways: a relatively high number of signatories testifies to the success of Wu and the campaign to accommodate to the communist government. Conversely, the number of people who did not sign the manifesto count as people who did not want the Chinese church to sever its links with foreigners. It was feared that the NCC, which had facilitated cooperation between Chinese Protestants and foreign missionaries since 1922, would lose its independence. Most appear to have signed the document out of patriotic sentiments, not because of fundamental agreement with the actual provisions of the manifesto: