“ What is of primary importance is that under all conceivable varieties of the capital system surplus labor must be appropriated by a separate body superimposed on, and structurally dominating, labor. Here, as you can see, the fundamental category is surplus labor, and not surplus value, as people often erroneously assume. ... In order to do away with the labor theory of value, you have to away with the extraction and allocation of surplus labor by an external body of any sort, be that political or economic. ...