Horizontal Shareholding

The Economic Costs of Common Ownership

A new empirical study attempts to estimate the economy-wide welfare costs of common ownership. The authors find that they are large and...

Horizontal Shareholding’s Anticompetitive Effects and the Mechanisms That Produce It

Waiting for further proof of causal mechanisms before addressing the anticompetitive harm caused by horizontal shareholding is unjustified, just as it was when people...

The Greatest Anticompetitive Threat of Our Time: Fixing the Horizontal Shareholding Problem

Undisputed empirical studies confirm that horizontal shareholding poses a great anticompetitive threat. What can antitrust enforcers do about it? Quite a lot, in fact.     Editors'...

Firms with Owners in Common Are Freer about Publicly Disclosing Information

The accounting literature has long examined how public disclosures relate to firm competitiveness. If common ownership is in fact hurting competition, companies with owners...

New Evidence and Legal Theories About Horizontal Shareholding

Harvard Law School professor Einer Elhauge on his new paper on horizontal shareholding, which provides new empirical evidence that even when horizontal shareholders individually...

The Anti-Competitive Effects of Common Ownership: Q&A with Martin Schmalz

Martin Schmalz, assistant professor of business administration and finance at the University of Michigan, speaks about the anti-competitive effects of common ownership, a situation in...

The ProMarket Monthly Roundup

The first edition of our monthly roundup that includes ProMarket posts from the previous month, as well as interesting stories from our “Weekly Briefing” section. The...

LATEST NEWS

Should the European Union Require Tech Firms to Adopt a Common Charger?

According to a new European Commission directive expected to be approved in the next few months, tech firms will have to use...

Chart of the Week: Economists Don’t Think Congress Should Make Price Gouging Illegal

Most economists disagree with a new bill in the US that would set limits on "unconscionably excessive prices," according to a recent...

Neoliberal Economists Are Giving Biden Bad Advice on Inflation

To spare the economy from the pain of further interest rate hikes, the President should aggressively pursue anticompetitive conduct by companies in...

How Would the Big Tech Self-Preferencing Bill Affect Users? 

The Senate looks to be nearing a vote on the American Innovation and Choice Online Act, which would prohibit gatekeeping digital platforms...

New eBook Revisits George Stigler’s Theory of Regulatory Capture 50 Years Later

To mark the 50-year anniversary of George Stigler’s seminal piece, “The Theory of Economic Regulation” we are publishing a new eBook examining...