Capital Building - Volume 2 of Capital

Marx lays out what his whole kind of thing is in the following. The capitalist who produces surplus value is by no means its ultimate proprietor. He has to share it afterwards with capitalist who fulfill other functions in social reproduction taken as a whole. With the owner of land and with yet other people. So capital actually takes those as free gifts. It says I can use the talents and capacities and powers of the labourer for those ten hours. A lot of that is a free gift of human nature. There are these free elements within the system which are terribly important. That is if you like the whole kind of circulation process as Marx sets it up. Now how does Marx set about analysing