<Para ID="Par1">The paper addresses intergenerational and intragenerational equity in an overlapping generation economy. We aim at defining an egalitarian distribution of a constant stream of resources, relying on ordinal non-comparable information on individual preferences. We establish the impossibility of...</para>

The paper addresses intergenerational and intragenerational equity in an overlapping generation economy. We aim at defining an egalitarian distribution of a constant stream of resources, when preferences are ordinal and non-comparable. We establish the impossibility of efficiently distributing...

This note studies the determination of optimal path - i.e. maximizing the intertemporal social welfare - under a sustainability constraint defined as a non-decreasing intertemporal social welfare accross time. We show that this definition suffers from an important drawback : the path obtained is...