Under the regime of Regulation 1/2003 on the implementation of the rules of competition laid down in Articles 101 and … 102 TFEU undertakings are obliged to take care by themselves of their compliance with the competition rules. For practical … approach" to competition law, the Commission has published a number of guidelines which are setting out the relevant criteria …

prices and features of goods without incurring search costs. The platform alleviates sellers' competition by charging them …

. Firms respond to increased competition with an increased effort to obfuscate, rather than with more competitive pricing. As … the quality of each dimension, and there are diminishing returns to quality, increased competition implies an efficiency …