This study was to analyze the future role of natural gas in the energy mix of countries of South East Europe. The study further identifies regional, cross-border and country-specific gas infrastructure projects that are economically, financially and technically sound. The study also analyses, and makes proposals for, the institutional and policy issues relating to funding and implementing gas infrastructure projects. The study examines sources of gas supply from Russia, the Caspian region and other current and prospective producer countries through Turkey and other transit routes (including LNG) and assesses costs of supply and gasification prospects in nine gas markets in the South East Europe region:??Albania??Bosnia and Herzegovina??Bulgaria??Croatia??Kosovo??Macedonia??Montenegro??Romania??SerbiaThese markets are all signatories of the Athens Memoranda of 2002 and 2003, which commit the participants to regional cooperation in electricity and gas.