We develop a tractable general equilibrium model of oligopolistic competition that allows for endogenous product differentiation and exhibits various forms of competition, ranging from perfect to monopolistic competition, simultaneously. Our unified framework provides a novel way to integrate...

The labor theory of value has been rejected by Morishima on the grounds that it would be incompatible with joint production, which would create negative labor values. This article starts by recalling the various definitions of joint production, as well as the way they relate to the real world....

This article makes an analytical critique of the position of Basu, Haas, and Moraitis, who, by extending the conventional linear system for the simultaneous determination of value, argue that in Marx's economic theory the intensification of work generates absolute surplus value and is not...

This interview was commissioned in October 2019 for a special issue on "Accumulation and Politics: Approaches and Concepts" to be published by the Revue de la régulation. We submitted the text in March 2020, only to learn two months later that it won't be published. The problem, we were...