The document discusses competition in Spain's telecommunications sector. It begins by providing context on the evolution of telecommunications in Europe from monopolies to liberalization and the arrival of new technologies. It then examines Spain's telecommunications services supply across fixed line, mobile, fiber optic and emerging technologies. Next, it analyzes the competitive landscape among full service providers, multiservice operators, and specialized operators. It concludes by discussing industry trends and outlooks, including strategies by major operators like Telefonica.