Hysteresis is one of the main concepts used in Layard, Nickell and Jackman's book, Unemployment: Macroeconomic Performance and the Labour Market. Attempts to clarify the concept of hysteresis, from its formal representation to its empirical applications. Emphasizes the idea that hysteresis...

[eng] The analysis of National Income distribution is often restricted to that of the shares of wages and profits in value added, the main determinants of which are changes in productivity and real wages. This is because a study first focused on G.D.P, thus including all indirect taxes, then on...

[fre] L'objet de cet article est d'analyser les conceptions originales de F. A. Hayek sur la nature des faits en sciences sociales. Après avoir présenté les principales thèses de ses travaux de jeunesse en psychophysiologie, nous soulignons leurs liens avec celles concernant...

This text shows how fuzzy and even aporetic the notion of "legitimacy" is, despite its more and more widespread uses. It also shows how the notion mostly pertains to a theoreticalhumanistic and moral tone. Against this drift of institutional analysis, and relying on Spinoza's philosophy, the...

Desde lo más hondo de su indigencia, el concepto de “nueva economía” libra al menos una lección digna de ser oída. La de que si hay “novedad”, es porque existe el “cambio”. Y si existe cambio, es porque, al contrario de los que estiman los economistas ortodoxos, esos físicos...

[eng] The paper aims at applying to fluctuating growth a formal tool of chaotic dynamics, namely the Newhouse-Ruelle-Takens (NRT) route, which is much more powerful and general than the one-dimensional discrete time logistic usually considered in economic dynamics. As a first step a modified...