Electronic Markets represent one of the most important challenges in the emerging information society. Their broad scope cover all forms of business relationships between trading and manufacturing enterprises, information providers, service companies, consumers and public administrators. But today’s electronic markets on the Internet provide substantial advantages only for a single person in a ...

This paper reviews the concept of electronic marketplaces and, in particular, their relevance for SMEs. A specific example of a Regional Electronic Marketplace (REM) using a Community Web model is examined within this context. The authors review the underlying philosophy for the project and the planning which preceded implementation. A review of the case highlights the issues which are critical...

At first glance, there seems to be a broad understanding regarding business models. However, a more thorough analysis of existing resources paints a different picture. The term ‘business model’ often remains undefined and a consensus on the elements of business models is lacking. An analysis of various sources, such as electronic databases, conference proceedings, and EM – Electronic Markets it...

changes in the fatty acid content, during frozen storage at -24°c of caspian kutum (rutilus frisii kutum), golden grey mullet (liza aurata), common carp (caprinus carpio), pike perch (sander lucioperca) and common kilka (clupeonella cultiventris caspia), caught from south caspian sea were studied in the present work. changes in saturated fatty acids (sfas), monounsaturated fatty acids (mufas), ...

Background: Iron, manganese, and aluminum are three abundant metals on earth and their concentrations have increased in aquatic environments as a result of natural and industrial activities. This study was undertaken to report the median acute toxicity (LC50) and accumulation of the sub-lethal concentration (10% 96-h LC50) of iron (Fe), manganese (Mn) and aluminum (Al) in kutum (Rutilus kutum) ...

The Internet allows for A2A commerce at an unprecedented scale; anyone can do business with anyone. The new markets made possible by the Internet bring with them new challenges. This paper presents a system for buyers in electronic markets to avoid bad sellers by modeling the reputation of a seller. The model proposed by Cohen and Tran [6] is extended to provide a method for the exchange of ind...

We model the availability of product information in Internet-based markets, and explain the underlying causes for the phenomenon of less than perfect information available to consumers of products and services in these markets. We use Salop’s model of product differentiation and explore the conditions under which sellers make horizontal information available to buyers. We demonstrate that under...