Market power
The “Biggest Puzzle in Economics”: Why the “Superstar Economy” Lacks Any Actual Superstars
A new study finds that the contribution of superstar firms to US productivity growth has decreased by more than 40 percent over the past...
Is Amazon Violating the Sherman Act?
A new paper suggests that Amazon’s negative cash flow rapid expansion story may in fact conceal a long-term predatory pricing strategy that violates existing...
Rents and Inclusive Growth: A Decline in Rent Sharing Implies Growing Income Inequalities
A new study looks at the long-run evolution of rent sharing between companies and workers in the UK and finds that rent sharing...
How Market Power Worsens Income Inequality
Inequality in stock ownership has grown considerably over the past two decades and is far more pronounced than inequality in consumption or income. A...
The Elephant in the Market Power Debate
Profits are the ultimate sign of market power. But for the past 40 years, economists and antitrust practitioners have disparaged the measurement of profit...
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'...
Market Power or Just Scale Economies?
While increased economies of scale may offer a partial explanation for higher margins and declining dynamism in the US economy, growing market power provides...
Why the FTC Should Focus on Labor Monopsony
Economic theory tells us that firms are more likely to exploit labor market power than product market power in the United States today. And...
Product Market Concentration Is Decreasing, and It’s Because of the Big Guys
A new study by economists at Princeton University and the Federal Reserve Bank of Richmond finds that while national market concentration is clearly increasing,...
Editors’ Briefing: This Week in Political Economy (September 7–16)
Is the government's response to the 2008 financial crisis responsible for the rise of populism in the US and Europe?; the real Google censorship...
