In this paper, we design a theoretical model to analyze the impact of the number of firms on investment in the wireless communications industry. Our model extends the Salop's framework by introducing investment in quality that either reduces the marginal cost of production or shifts the...

The optimal market structure in the mobile industry is an important topic in the mobile industry. In this paper, we use two theoretical frameworks and a structural estimation approach to assess the effects of market structure on consumer surplus in symmetric mobile markets. When mobile services...

The United Arab Emirates (UAE) has one of the highest mobile penetration rates in the world. Nevertheless, recent reports on the performance of mobile companies revealed a decline in revenues obtained by the two main mobile operators in UAE (Etisalat and du). Building on the findings of previous...

This paper focuses on the relationship between over-the-top (OTT) and traditional communications services. Many analysts have stated OTT communications services might soon replace other communication services; however, the empirical study of this assumption is scarce, especially in the case of...

In this paper, we study how the coexistence of access regulations for legacy (copper) and fiber networks shapes the incentives to invest in network infrastructure. To this end, we develop a theoretical model explaining investment incentives by incumbent telecom operators and heterogeneous...

OTT-messenger such as facebook, WhatsApp have gained wide popularity among mobile users while traffic of text messaging has been in strong decline in several countries. This work is the first to provide an empirical analysis how consumption of OTT-messengers affects demand for text messaging and...

Advances in telecommunications technologies such as the online voice and video calling, smart phones, and micro messaging service have not only made life easier for millions of users, they also strengthened their social ties and improved their psychological well-being. On the other hand,...