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Daniel J. Greenfield


Bureau, Office or Division
Email Address

Selected Publications

  • "Upward Pricing Pressure in Mergers of Capacity-Constrained Firms," with Jeremy Sandford, Economic Inquiry, 2021.
  • "Economics at the FTC: Quantitative Analyses of Two Chemical Manufacturing Mergers," with Bruce Kobayashi, Jeremy Sandford, Chris Taylor, and Nathan Wilson, Review of Industrial Organization, 2019.
  • "The Impact of Passenger Mix on Load Factors in the Airline Industry," with James Dana, Review of Industrial Organization, 2018.
  • "Guide to Merger Analysis using Difference-in-Differences," with John Kwoka, Mergers, Merger Control, and Remedies in the United States: A Retrospective Analysis, 2014.
  • "Competition and Service Quality: New evidence from the Airline Industry," Economics of Transportation, 2014.
  • "The Cost Structure of Regional Transmission Organizations," with John Kwoka, The Energy Journal, 2011.

Selected Presentations

  • "A Retrospective Analysis of Tesoro’s Acquisition of BP’s Carson Refinery," Hal White Antitrust Conference. Washington, DC (2019)
  • "Mergers of Capacity-Constrained Firms," International Industrial Organization Conference. Indianapolis, Indiana (2018)
  • "Simulating a Homogeneous Product Merger: A Case Study on Model Fit and Performance," International Industrial Organization Conference. Philadelphia, PA (2016)


Northeastern University
PhD Economics
Colby College
BA Economics

Fields of Interest

  • Industrial Organization
  • Antitrust

Professional Experience

Federal Trade Commission

Full-time Lecturer
Northeastern University

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