Erik Brynjolfsson

Prof. Erik Brynjolfsson is a Professor at Stanford and the Director of the Stanford Digital Economy Lab at the Institute for Human-Centered AI (HAI). He is also a Research Associate at the National Bureau of Economic Research (NBER) and holds appointments at the Stanford Institute for Economic Policy Research (SIEPR), the Stanford Graduate School of Business and the Stanford Department of Economics. Prof. Brynjolfsson is one of the most widely-cited researchers studying the digital economy and co-author of five books including The Second Machine Age.

How IT Affects Firm Size, Market Concentration, and the Labor Share

Does investing in information technology (IT) enable firms to “scale without mass” and increase their market share? In a new paper, Erik Brynjolfsson, Wang Jin, and Xiupeng Wang examine how IT affects firm size, market concentration, and the labor share of revenue.

Latest news

How US Antitrust Enforcement Against Xerox Promoted Innovation by Japanese Competitors

Xerox invented modern copier technology and was so successful that its brand name became a verb. In 1972, U.S. antitrust authorities charged Xerox with monopolization and eventually ordered the licensing of all its copier-related patents. As new research by Robin Mamrak shows, this antitrust intervention promoted subsequent innovation in the copier industry, but only among Japanese competitors. Nevertheless, their innovations benefited U.S. consumers.

Revising the Merger Guidelines To Return Antitrust to a Sound Economic and Legal Foundation

The draft Merger Guidelines largely replace the consumer welfare standard of the Chicago School with the lessening of competition principle found in the 1914 Clayton Act. This shift would enable the Federal Trade Commission and Department of Justice Antitrust Division to utilize the full extent of modern economics to respond to rising concentration and its harmful effects, writes John Kwoka.

How Anthony Downs’s Analysis Explains Rational Voters’ Preferences for Populism

In new research, Cyril Hédoin and Alexandre Chirat use the rational-choice theory of economist Anthony Downs to explain how populism rationally arises to challenge established institutions of liberal democracy.

The Impact of Large Institutional Investors on Innovation Is Not as Positive as One Might Expect

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.

The FTC Needs To Focus Arguments on Technological Transitions After High-Profile Losses

Joshua Gray and Cristian Santesteban argue that the Federal Trade Commission's focus in Meta-Within and Microsoft-Activision on narrow markets like VR fitness apps and consoles missed the boat on the real competition issue: the threat to future competition in nascent markets like VR platforms and cloud gaming.

We Need Better Research on the Relationship Between Market Power and Productivity in the Hospital Industry

Antitrust debates have largely ignored questions about the relationship between market power and productivity, and scholars have provided little guidance on the issue due to data limitations. However, data is plentiful on the hospital industry for both market power and operating costs and productivity, and researchers need to take advantage, writes David Ennis.

Debating the Draft Merger Guidelines: Transcript

On September 7, the Stigler Center hosted a webinar to discuss the draft merger guidelines. What follows is a slightly edited transcript of the event.