This article argues that to make progress in the theory of value and price we must incorporate in the debate of the transformation problem the methodological discussion about how Marxian economics relates to non-Marxian economics. Two alternative approaches to deal with that relationship are...

"This article is a response to two other articles in this symposium by Tiago Camarinha Lopes and David Laibman. The article focuses mainly on the important question that both Camarinha Lopes and Laibman address in their articles: what does the labor theory of value do that other theories cannot...

Western Marxist scholars take "immaterial labor," "audience labor" and "prosumer labor" as the core categories to explain the problem of the value creation and profit sources of digital capital in online production and consumption activities in the Web 2.0 era. By analyzing the production...

This article, by utilizing Ricardo's numerical examples, derives theoretical statements about the deviations of relative values (prices) from relative labor times. These deviations result from the presence of capital and the distributive variables (rate of profit and wage) and production...

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...

We examine the effects of incorporating a potential tax on carbon emissions into a value investment strategy. We show that in a portfolio optimization problem, a carbon tax at the stock level is mathematically equivalent to a carbon constraint at the portfolio level. Using this insight we derive...