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,...