Motivation, background and problem statement: Fixed and mobile broadband substitutability has recently been a debate in the telecom industry as the issue affects infrastructure investment decisions of service providers and service obligation regulation decision of telecom authorities. Previous...

Utility providers, such as energy companies and railway operators, have been long emphasised as driving competition and facilitating investment in broadband markets. Nevertheless, their involvement and contribution to broadband development has varied significantly over time. In the late 1990s,...

NGA investments request several forms of infrastructure sharing due to the high level of investments, their efficiency vary dramatically following circumstances and areas. The right choice is a key feature to facilitate infrastructure competition. The purpose of the paper is to compare the...

Governments around the world recognise widespread broadband access as a facilitator of economic growth. As a result we observe that many countries have introduced National Broadband Policies which set ambitious targets for broadband coverage. Fixed network may not be commercially viable in more...

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...

In 2000, there were as many countries served by a single mobile network as by network competition. Today, only 30 countries, representing less than 3% of the world’s population, are served by a single network. There has been considerable discussion about the optimal number of network operators...

The era of telecommunications 4.0 is a challenge to regulators and operators insofar as external environment, technology (such as SDN and NFV), and consumers' requirements have changed. This paper's main objective is to introduce and discuss several issues around the implementation of network...