This paper sets out the findings of an ex-post economic assessment of the conditionally approved merger between Pioneer … considered by the competition authorities in evaluating the matter. The merger was prohibited by the Competition Tribunal, but … this decision was overturned by the Competition Appeal Court which approved the three-to-two merger subject to behavioural …

This paper was prepared as a background note for discussions on “Ex-post Assessment of Merger Remedies” taking place at …

are robust to a range of approaches to address the endogeneity of firms' merger decisions …