The Pie: An Economics Podcast

The Transformation of Capitalism: 250 Years After Adam Smith

Mar 3, 2026
Yueran Ma, Carhartt Family Professor of Finance at Chicago Booth and co-director of the Fama-Miller Center, explores 250 years of capitalism’s shift. She traces rising firm-scale and production concentration, contrasts concentrated production with dispersed ownership, highlights churn among giants, and considers how technology, markets, and policy shape a hybrid system between Smith and Marx.
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ANECDOTE

Student Question Sparked The Lecture's Framing

  • A high school student asked Ma what the Chicago School looks like today, prompting reflection on economics as a tool to improve the world.
  • Ma recalled being influenced by her mother and Ronald Coase, linking curiosity to purpose in economics.
INSIGHT

Production Became Highly Concentrated Over Time

  • Production has secularly centralized as large firms now account for a growing share of output and assets.
  • In the U.S. the largest 1,000 firms account for roughly half of gross output and top firms' asset share rose from ~70% to ~98%.
INSIGHT

Multiple Metrics Show Secular Rise In Top Firm Shares

  • Large-firm concentration grew across metrics like sales, net income, and equity capital in many market-based economies.
  • Ma and collaborators digitized historical tax and corporate tables showing top firms' sales share rising from ~60% mid-20th century to ~80% today.
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