Odd Lots How a DOJ Economist Approaches Antitrust in America
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May 23, 2024 Ioana Marinescu, a principal economist at the DOJ's Antitrust Division and a professor at the University of Pennsylvania, dives deep into the evolving landscape of antitrust in America. She discusses the impact of monopolies on pricing and innovation, with case studies like the Penguin Random House merger. Marinescu explores how corporate concentration affects wages and competition, emphasizing the critical role of antitrust in fiscal health. The conversation also touches on the implications for tech companies and labor markets, highlighting the need for robust enforcement.
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Expanding Antitrust
- Antitrust concerns have expanded beyond pricing to include labor practices and supply chain resilience.
- This shift is driven by the rise of tech giants with non-traditional business models.
DOJ Economist's Role
- Ioana Marinescu, DOJ economist, investigates companies for antitrust violations.
- She analyzes data like emails and market shares to uncover anti-competitive practices.
Data Used in Antitrust Investigations
- The DOJ analyzes market share data and "head-to-head" competition data.
- Win-loss data reveals how often companies lose business to competitors, indicating the level of competition.