I am just going to list what Professor Harvey discussed in his recent book, Enigma of Capital, and A Companion to Marx’s Capital. It is Professor Harvey assertion that revolutionary change cannot come from just activity center, as none of them are totally dominant.
1. technologies and organizational forms
2. social relations
3. institutional and administrative arrangements
4. production and processes
5. relations to nature
6. reproduction of daily life and of the species
7. mental conceptions of the world