The importance of the undertaking's dominant position under the Competition law of the EU and its delimitation

The purpose of this master thesis is to define the term "dominant position" of an undertaking under the EU Competition Law and to find out, what circumstances are decisive in order to be able to identify existence of a dominant position. The second part of the thesis focuses on actual problems connected with the dominant undertakings, namely the standardization and the effectiveness of the interventions of competition authorities into the actions of dominant undertakings on rapidly developing IT markets. The thesis deals with the concept of dominant position and does not address particular types of abusive behaviour enumerated in Article 102 (a) - (d) TFEU. The first chapter briefly describes the system of EU Competition Law. The focus is directed on agreements distorting competition (Art. 101 TFEU), abuse of dominant position (Art. 102 TFEU) and control of concentrations between undertakings (Council Regulation No. 139/2004). The second chapter looks at the term "dominant position" of an undertaking and its delimitations. The subchapters describe definition of relevant market, market share, market power and other market conditions which shall be taken into account in the dominant position analysis. Space is further devoted to the existing dominant position on the neighbouring market and to the..