By using the methods of multi-criteria analysis it is possible to make decisions which have significant influence on companies' business. The aim of this paper is to evaluate different suppliers using the integrated model that recognizes a combination of fuzzy AHP (Analytical Hierarchy Process)...

Free!! Google and Facebook!!! We all know them, what to worry about? Everything! The giants of the internet are expanding into every corner of the economy, politics and our lives. They control the majority of digital advertising; Alphabet, Google's parent, and Facebook receive more than 60...

Facebook, Amazon, Netflix and Google, as well as Twitter – the FANG companies – have transformed society with both positive and negative effects. Soaring consumer access to information, news, social networks, and entertainment has been stimulated by the ever-more ubiquitous and falling...

There can be no doubt that the FANG companies – Facebook, Amazon, Netflix and Google, as well as Twitter – have transformed society since their emergence. Like all social transformations, the changes wrought by their services have had ripple effects that are both positive and negative. On...

Free!! Google and Facebook!!! We all know them, what to worry about? Everything! The giants of the internet are expanding into every corner of the economy, politics and our lives. They control the majority of digital advertising; Alphabet, Google's parent, and Facebook receive more than 60...

Purpose: This paper aims to analyse operations management's importance in three main dimensions: having a successful strategy, an efficient supply chain management system, and continuous innovation. The case of Walmart is used to consolidate these three areas. The main methodology of this paper...

Innovation and marketing strategies adopted by multinational companies in the globalized economy are subject to continuous challenges. Consider EU exporting companies that produce, for example, solar panels. Depending on political elections and the ensuing support for environmental policies (or...

Recent theoretical models of network competition with call externalities demonstrate strategic incentives of incumbent providers to reduce receiver benefits in rival network by excessive off-net pricing. Such anti-competitive pricing practices have a potentially damaging impact on financial...

In this paper we utilize discrete choice experiment method to identify and measure switching costs and network effects in mobile telephony in Poland. Based on hypothetical choices consumers make we construct a conditional random parameters multinomial logit model to analyze their preferences. In...

This paper demonstrates how stated-preference methods can be applied to modeling consumers' preferences in the field of mobile telecommunications, and to measuring and the valuation of network effects. We illustrate this with a case study of mobile phone operators in Poland. We utilize the...