This paper discusses a selection of cases and important policy developments in the enforcement activities of the Directorate General for Competition at the European Commission during the past year (2011–2012). In particular, it illustrates the importance of competition policy in the area of...

In 2012–2013 the European Commission has had particularly prominent merger cases, with two prohibitions of transactions and several clearances with far-reaching remedies. In these cases economic analysis has been tightly integrated into the general argument of the Commission and became central...

<Para ID="Par1">This paper investigates whether a search engine’s ordering of algorithmic results has an important effect on website traffic. A website’s ranking on a search engine results page is positively correlated with the clicks that it receives. This could result from the search engine’s accurately...</para>