Our article provides a critical assessment of the Walrasian research program. It is based on an original methodogical viewpoint, in which theories are seen as languages. It examines the rationale for developing alternative research programs and expounds some flaws of the "post-classical...

This paper concerns a neglected aspect of Lucas's work: his methodological writings, published and unpublished. Particular attention is paid to his views on the relationship between theory and ideology. I start by setting out Lucas's non-standard conception of theory: to him, a theory and a...

L’objectif de cet article est de retracer l’histoire de la macroéconomie de ses débuts à nos jours en prenant en compte sa double dimension théorique et empirique. Elle a profondément marqué l’évolution des politiques économiques. Dans un premier temps, nous rappelons la triple...

This paper concerns a neglected aspect of Lucas's work: his methodological writings, published and unpublished. Particular attention is paid to his views on the relationship between theory and ideology. I start by setting out Lucas's non-standard conception of theory: to him, a theory and a...