The figures are expressed in dollars at constant 2010 prices (IEA, 201 la). Nonetheless, unlike what is happening in telecommunications infrastructure, these transnationals do not completely dominate the industry, but coexist with a number of large public-sector enterprises. In view of this, and the strict regulatory control exerted by governments on the electricity sector, the investment decisions that will need to be taken to ensure systemic expansion need to be the responsibility of both sectors.