Despite the effort that has been put in technical research and economic analysis on the benefit that can be obtain through spectrum sharing between operators, it is yet not enough for them to agree on sharing this valuable resource with the competitors.
During a panel session at the event CTIA 2011 in the USA, this topic was debated and operators expressed their opinions and concerns regarding this. They argued that “it may be technically feasible to share spectrum among carriers, but it is a difficult thing to do as a business strategy”.
The lack of business strategies that protect their profitability and the level of complexity introduced with spectrum sharing models are the main reasons that keep operators skeptical to change old paradigms.
Read more details: Operators Debate Spectrum Sharing