"The value of commodities is determined by the socially necessary labour time embodied in them, and this, under the conditions of production normal for a given society, is regulated by the socially average intensity of labour." - Marx, "Capital, Vol I"
"The value of commodities is determined by the socially necessary labour time embodied in them, and this, under the conditions of production normal for a given society, is regulated by the socially average intensity of labour." - Marx, "Capital, Vol I"