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Paul Koh

Paul Koh is an Assistant Professor of Economics at Yonsei University, where he has worked since 2025, after graduating from Columbia University in 2022 and spending three years at the Federal Trade Commission. His research focuses on empirical analysis of firm competition and antitrust policies.
Antitrust and Competition

How Well Do Divestiture Remedies Work for Supermarket Mergers?

Xiao Dong
In new research, Xiao Dong, Paul Koh, Devesh Raval, Dominic Smith, and Brett Wendling evaluate how well divestiture remedies work for mergers in the supermarket industry. They find that past supermarket divestitures lead to lower employment, reduced sales, and higher rates of exit from the market relative to comparable non-divested supermarkets.  

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The publication of the Stigler Center at The University of Chicago Booth School of Business

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