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, local concentration is not. In fact, local concentration has been declining rapidly for the last 25 years when measured at the city, county, or ZIP code level.  

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Editors’ Briefing: This Week in Political Economy (August 25–September 1)

As Trump ramps up his attacks on Google, Sen. Orrin Hatch asks the FTC to revisit its investigation of the company; as Facebook finally takes action on Myanmar, US campaign strategists reportedly gear up to flood the social network with inflammatory ads; and why are doctors and hospital groups organizing to oppose single-payer health care in California?  

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