M&A

Competition authorities and analysts are increasingly focused on the impact of mergers and acquisitions on worker welfare. Using a novel dataset on Canadian firms and workers, David Arnold, Kevin Milligan, Terry S. Moon and Amirhossein Tavakoli test the empirical validity of several theories on how M&A may help or harm workers.

In new research, Enghin Atalay, Alan Sorensen, Christopher Sullivan, and Wanjia Zhu find that mergers and acquisitions often lead to the merged firm offering less product variety than when the two firms operated pre-merger.

In a new paper, Bing Guo, Dennis C. Hutschenreiter, David Pérez-Castrillo, and Anna Toldrà-Simats study how large institutional investors impact firm innovation. The authors find that large institutional investors encourage internal research and development but discourage firm acquisitions that would add patents and knowledge to their firms’ portfolios, hampering overall innovation.

In a recent paper on “The Great Startup Sellout,” Bruno Pellegrino of Columbia University and a Stigler Center affiliate fellow, and Florian Ederer of Boston University, study how the changing life cycle of startups is affecting competition in the US economy. They conclude that the companies acquiring startups have become more and more insulated from competition.

What happens when the goals of antitrust enforcers clash with regulators focused on issues of national security and public interest? A forthcoming book by Ioannis Kokkoris, Public Interest Considerations in US Merger Control, explores these tensions in the United States regulatory framework.

Startups are a major driver of innovation, but many startups are acquired by large incumbents. Do these acquisitions stifle innovation or promote it? While...