[eng] Theory and practice of french unemployment . . The paper shows that an economic policy which has stabilized wages around productivity growth will yield a randow walk behavior for employment. The sources of this indexation are examined. In the framework of the paper, it will resuit from the...

[eng] The EMS and the Franc-Mark asymetry . . This paper interprets the EMS as an agreement whose aim is to narrow the asymetry of the Franc and the Mark with respect to the Dollar. Two hypotheses are explored : the first one interprets the lower quality of the Franc out of the fear that capital...

[eng] Notes on capital labor substitution. . At an empirical level we provide evidence of the large substitution of capital for labor which took place in France during the last 25 years and we analyze the resulting evolutions of factor productivities. At a theoretical level we use a simple model...

[fre] Hystérésis et piège du sous-développement dans un modèle de croissance endogène. . Nous reprenons le modèle canonique de Romer [1986] pour en préciser les propriétés d'hystérésis. Nous montrons ensuite comment l'introduction d'un effet de seuil dans ce modèle implique la...

[eng] Saving, investment and mcwey in an intertemporal setting . Antoine D'autume, Philippe Michel. Following recent work of O. J. Blanchard and J. Sachs, we analyze perfect foresight equilibria in a model where both a producer and a consumer solve an intertemporal optimization problem. We show...

[eng] Three factors of the crisis. In a constrained growth model. Philippe Michel. In a simple disequilibrium growth model, we study the effects of rigidities of the costs of energy, labor and capital. We also study the effects of the governrnent consumption decisions. These decisions only...

[eng] Lower hours of work, professionnal qualifications and unemployment. . . This paper analyses the consequences of lower hours of work within the framework of a small open economy with skilled and unskilled workers. There is an incentive constraint on the wages of the skilled workers whereas...

[fre] Cash-in-advance constraints in the overlapping generations model : neutrality of monetary policies and macro-dynamics. . This article is concerned with the role of money in an O.L.G. model. Money is introduced through a cash-in-advance constraint. We show that money is super-neutral if the...