Book excerpt: Analysis by tax scholars on the relations between European law and third countries in the field of direct taxation. It includes national reports from over 30 EU Member States and third countries, which were presented at a conference held at the Vienna University of Economics and Business Administration on 13-15 October 2006. Among the areas addressed by this work are the following: The direct impact of article 56 EC Treaty (right of establishment) in the relations with third states; The indirect impact of the fundamental freedoms in the relations with third states; Fundamental freedoms in relation to EEA States under the EEA Agreement; Agreements between Switzerland and the European Union; The relations with other third states in the field of direct taxes; The impact of secondary EC law on the relations with third states; Article 307 EC Treaty (free movement of capital); and The treaty-making power of the European Union in the relations with third states.