By mapping theories of harm that have been applied in recent digital merger cases and considering the analyses that have already been undertaken, this note explores the question of whether existing theories of harm are well suited or should be further adapted to comprehensively capture...

Economic analysis is central to effective merger review. This paper was prepared as background for a discussion on Economic Analysis in Merger Investigations held at the 2020 OECD Global Forum on Competition.

This paper defines conglomerate mergers, setting out the reasons why firms engage in them and lays out the classical theories of harm associated with tying and bundling. It also describes how these theories have been adapted to digital markets, highlighting some of the key efficiencies stemming...