The Marxian labour theory of value considers labour as the only substance of value. The generalized commodity exploitation theorem (GCET) purports to demonstrate that many other commodities can be substances of value. This note argues that the GCET is based on two conceptual aws: (a) failure to...

Attempts to use commodities to construct theories of value and use such value theory to claim that, in capitalism, commodities can be exploited, just like labour is, rest on two conceptual aws: (a) failure to distinguish between labour and labour-power; and (b) failure to distinguish...

Does the intensification of labour increase the rate of exploitation? Does it produce absolute surplus value or relative surplus value? This paper develops a framework to answer these questions by incorporating intensity of labour in the widely-used linear model of production, both in its one...

Can cost-reducing, technical change lead to a fall in the long run rate of profit if class struggle manages to keep the rate of exploitation constant? In this paper we demonstrate, in a general circulating capital model, that if (a) the technical change is capital-using labor-saving (CU-LS), (b)...