Shane Mage:
> And how could anyone, after Marx devoted so much exposition to the
> category of "relative surplus value," the main source of profit, claim
> that that profits (as distinct from ground and monopoly rents and
> ?interest) "have little to do with performance?"
Here on Earth-Prime, relative surplus value usually refers to lowering commodity value by decreasing socially necessary labour time.
Maybe you can elucidate a bit upon this daring new Mage-ian notion of relative surplus value tied to "performance".