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...

The introduction of mobile broadband technology, smartphones and dongles has resulted in a tremendous increase of mobile data traffic. Future demand for more capacity can be met by allocation of more bandwidth and new spectrum bands to mobile communication. But spectrum is a scarce resource and...

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,...

In this paper we consider and evaluate NGA architectures which meet the foreseeable future bandwidth demand and allow for highest bandwidth and quality for end-users and which no longer rely on copper cable elements. These are FTTH architectures only. From all available FTTH architectures we...

Contractual and regulatory provisions for access affect incentives to invest in an upgraded network and, in particular, a next-generation access network. Investment decisions are made under uncertainty and have to be made over time. This papers provides a framework for taking uncertainty, risk...