Siotis, Georges; Granado, Martínez; Teresa, María - Departamento de Fundamentos del Análisis Económico … - 2006
A number of European countries, among which the UK and Spain, have opened up their Directory Enquiry Services (DQs, or 118AB) market to competition. We analyse the Spanish case, where both local and foreign firms challenged the incumbent as of April 2003. We argue that the incumbent had the...