O2 (UK) O2 (UK) Telefónica UK Limited (trading as O2 – stylised as O) is a telecommunications services provider in the United Kingdom, owned by the Spanish multinational Telefónica, and is headquartered in Slough. With 25 million subscribers (as of December 2017), O2 is the second-largest mobile network operator in the United Kingdom after EE, with Vodafone in third place. O2 was formed in 1985 as Cellnet, a 60:40 joint venture between BT Group and Securicor. In 1999, BT Group acquired Securicor's share of Cellnet and the company was later rebranded as BT Cellnet. In June 2000, BT Cellnet launched the world's
Monopoly Capital of these years, followed by conditions of economic stagnation, some political economists have argued that Baran and Sweezy's analysis in Monopoly Capital is key to the theoretical and historical explanation of these events. This has led to an extension of theory to address what is called "monopoly-finance capital," the "internationalization of monopoly capital," the globalization of the reserve army of labor, and the growing monopolization of communications, most dramatically the Internet. Monopoly Capital Monopoly Capital: An Essay on the American Economic and Social Order is a book by Paul Sweezy and Paul A. Baran published in 1966 by Monthly Review