French version available in IDRC Digital Library: Revue de performance du secteur des TIC Tunisie, 2009/2010This analysis aims to enable telecom sector development. In 2010 the competitive landscape is characterized by a duopoly situation on the fixed-line level, a one-year monopoly for services linked to 3G, the intervention of three operators on the mobile level, and five private ISPs with one operator. Despite the fact that the liberalization experience is relatively young (dating from the beginning of 2000), gains have been remarkable, particularly in the fields of skills development and job creation. With the entrance of a third operator, the telecom sector advances towards a new development stage with diversification and innovative se...