This special issue of PSL Quarterly Review is devoted to the Solow-Pasinetti debate on productivity and technological progress. Florencia Sember guides the reader through the main aspects of the debate, calling attention to those precursor features of a bifurcation that would later distinguish...

Productivity seems an obvious concept: output per unit of input. Yet, when contextualised within alternative views of production and distribution, challenges across attempts at measuring it are far from trivial. The aim of this paper is to present and discuss some foundational concepts for...