This paper presents a critical overview of some recent attempts at building formal models of organizations as information-processing and problem-solving entities. We distinguish between two classes of models according to the different objects of analysis. The first class includes models mainly...

In this work we shall attempt an excursus across fundamentally different streams of modern interpretations of the "primitive entities" constituting the social fabrics of economic systems. Behind each specific interpretative story, there is a set of ceteris paribus assumptions and also some...

This work, which shall contribute to the Fest "A Just Society: Honouring Joseph Stiglitz", discusses a major unifying theme in Joe Stiglitz monumental work, namely, the analysis of economies characterised by persistent learning and coordination hurdles. In his analysis Joe is in many respects a...