The 1990s are often described as the decade when the aerospace industry broke with the past. The drop in military orders that occurred early in the decade, the adoption in both the defence and civil markets of more competitive modes of regulation, the arrival at maturity of several big civil...

The objective of this article is to present the theory of structuring ( A. Giddens) through a plural approach. Indeed, this sociology defines a duality of the structure, matrix through which the social systems are produced and reproduced in and for the collective action: the structural...

In Madagascar, the inequalities gap between urban and rural areas implies to draft rural specific policies. Nevertheless, the only focusing on growth might have a limited impact on persistent poverty. All households have not the same capacity to catch new opportunities generated by growth, and...

In this paper, we suggest a general framework that allows testing simultaneously for temporal heterogeneity, spatial heterogeneity and spatial autocorrelation in b-convergence models. Based on a sample of 145 European regions over the 1980-1999 period, we estimate a Seemingly Unrelated...

This paper focuses on the diversity of engine technologies for Low Emission Vehicles (LEVs) that are developed by car manufacturers in order to substitute for the conventional internal combustion engine vehicle. Our purpose is to analyse the competition between the various technologies for LEVs...

This paper deals with the firms’ motives for entering into knowledge partnerships. We start by showing that networking strategies are designed to access external knowledge whilst maintaining at the same time a sufficient level of knowledge appropriation and tradability. The ICT sector (and...

This study data are based on several sources including official documents that are statistical or economical, as well as specialized literature and fieldwork investigations in collaboration with national university research teams. The present reflection reports on few western African countries...

Since the beginning of the 1970s, the questions related to ecology come in the forefront and progressively led to the adoption of the concept of sustainable development, which now appears to be a new world-wide objective. We argue that numerous writings of Keynes contain the premises of such a...

This paper provides theoretical tools for discussing some aspects of the nature’s value controversy within Ecological Economics. It is argued that the critical stance of ‘incommensurability of values’ can be reinforced with key insights coming from a political economy of wealth inspired by...

In this paper, we concentrate on different aspects of the « spatial digital divide » and seek to answer three questions : Are there still spatial inequalities in the adoption of these technologies ? Is there a so-called “second level” geographical divide characterized by important...