This presentation by DG Comp was made during a roundtable discussion on Jurisdictional nexus in merger control regimes held at the 123rd meeting of the Working Party No. 3 on Co-operation and Enforcement on 15 June 2014. More papers, presentations and contributions from delegations on the topic can be found out at www.oecd.org/daf/competition/jurisdictional-nexus-in-merger-control-regimes.htm