In this article the authors provide a quantitative definition of evolutionary materials using some different parameters. Attention has been paid about this question, from a technical, commercial and political point of view, but quantitative parameters have never been utilized. Our proposal,...

This paper carries out a study of the interrelation between total consumption-GDP ratio of different key metals (aluminium, copper, lead, nickel, tin and zinc) and per capita income investigating if the environmental Kuznets' curve (EKC) could be considered – in empirical terms – as a...

In this present work, the authors, after a brief survey of current economic theories of non-renewable resources, propose an alternative mechanism for ore pricing that is consistent with sustainable development.Technological change, technological pluralism, costs and environmental issues are the...

Purpose – The main purpose of the paper is to propose an empirical analysis of the relationship between total consumption of different key metals (aluminium, copper, lead, nickel, tin and zinc) and per capita income of some important developing countries (Brazil, China and India) today present...

Rapid technological change is ever more characterizing today's markets and business decisions. Such a situation is to afford with complex tools not always available to all firms. This holds true, especially as far as Small and Medium Enterprises (SMEs) are concerned. Traditional and consolidated...