No obstante, por regla general, debido a la firme posición y a la experiencia técnica de los operadores de telecomunicaciones, debe realizarse un análisis detallado de cada alianza para garantizar que la liberalización de este sector, que frecuentemente tropieza con grandes dificultades, no se vea contrarrestada por acuerdos de tipo cartel.
As a general rule, however, given the strong position and technical skills of the telecommunications operators involved, a careful examination under the European Union competition rules will be required with respect to each alliance, to ensure that the liberalization which is painstakingly being achieved in this area is not thwarted by anticompetitive cartel-like arrangements.