The aim of this paper is to propose a model that describes the strategic choices adopted by the firms in the competitive structure of multimedia industry. From a sample of competitors in three large activities of the multimedia (audio-visual, telecommunications, data processing) we build an...

It is argued that the large debate which had organised in the recent period about the nature of returns to scale and the associated area of local indeterminacies within competitive economies was misplaced as soon as the environment encompassed more than one good. This is established through the...

This paper provides a precise and critical rereading of theories, developed before the 1990s, able to justify why privatization has been considered as a central component of transition in post-socialist countries, mainly the theory of property rights, managerial theories of the firm, the...

We consider a general equilibrium model with a production sector. The consumption sets, the preferences of the consumers and the production possibilities are represented by set-valued mappings to take into account the possibility of external effects. There are no convexity assumptions on the...