Using sustainable tourism indicators (STI) creates many difficulties resulting mainly from the multiple interpretations of the concept of sustainable development, and by extension of the concept of sustainable tourism. To these difficulties are added an absence of a strong academic background,...

This paper proposes a new welfare criterion which satisfies three desiderata: strong sensitivity to the least advantaged, sensitivity to the present, and sensitivity to the future. We develop necessary conditions for optimal paths under this new criterion, and demonstrate that, in a familiar...

This report is an introduction to the nanotechnology uprising fields. In the first section, different definitions of the nanotechnology term are given. Then, the various applications known to date and expected in the near future will be gathered according to the three most important fields of...

We analyze 17 studies of the use of sustainable development indicators (SDI) in an urban setting. The analysis reveals a lack of consensus not only on the conceptual framework and the approach favored, but also on the selection and optimal number of indicators. First, by performing different...

We show that, in a model with substitutability between capital and resources, the path of sustainable development may be non-smooth, and may exhibit the overshooting property: starting from low levels of capital and resources, the economy may accumulate capital beyond its steady-state level,...

The possibility of measuring and comparing sustainability performance is generally taken for granted in management studies and practices based on the evaluation, selection and ranking of the supposedly best companies in the field. The purpose of this article is to question this basic assumption...