Dr. Fei Deng is a partner in the San Francisco office of Edgeworth Economics. Dr. Deng’s areas of expertise are applied microeconomics and econometrics. Dr. Deng has served as an expert witness and has experience testifying in court. She has consulted for clients in antitrust litigation and mergers, class actions, intellectual property disputes, and commercial damages cases. Dr. Deng specializes in applying economic and econometric tools to gain insight into key issues, and then presenting the results in a way that is easy for the audience to understand. Dr. Deng has been recognized by Global Competition Review as “highly regarded, with sought-after expertise on advising Chinese companies on US antitrust law, and vice versa.”

Dr. Deng has consulted extensively for clients faced with litigation and commercial disputes in the United States. For example, in a recent price-fixing case involving major manufacturers of liquid display panels being investigated in multiple jurisdictions, Dr. Deng assisted a defendant with damages analysis and data management during both the criminal and civil stages of the litigation.

In addition, Dr. Deng is an expert on the antitrust and IP policies of the People’s Republic of China and leads Edgeworth’s China Competition Economics practice. She recently testified in various Chinese courts on issues related to Standard Essential Patents (SEPs). She has served as an outside economics consultant to the former Anti-Monopoly Bureau under the Ministry of Commerce (MOFCOM) on several merger review and investigation cases, including Didi/Uber China, Thermo Fisher/Life Technologies, UPS/TNT Express, Western Digital/Hitachi, and Seagate/Samsung, and has advised multinational corporations on a number of mergers, antitrust investigations and litigation in China. Dr. Deng has also been actively involved in providing advice and comments to China’s antitrust agencies regarding their guidelines and procedures, and was a guest lecturer on competition economics at Renmin University in Beijing.

Dr. Deng also has substantial experience assisting clients in ITC 337 cases, providing economic analysis of the likely effects of an exclusion order on the public interest, the existence of a domestic industry protected by the asserted patents, and the appropriate bond.

Dr. Deng is an editor of the American Bar Association (ABA) publication Antitrust. Her publications have appeared in American Law and Economics Review, Antitrust Law Journal, Antitrust, The Antitrust Source, CPI Antitrust Chronicle, Intellectual Asset Management Magazine, Law360, and Dr. Deng also co-authored chapters in the ABA Section of Antitrust Law volume Issues in Competition Law and Policy and in China’s Anti-Monopoly Law – The First Five Years.

Case Experience

Case Experience

Insights & News


Speaking Engagements




  • Chemicals
    • Graphite
    • MMA/PMMA
  • Consumer Goods and Services
    • Auto Parts
    • Beer
    • Car Tracking Systems
    • Energy Drinks
    • Infant Formula
    • Nail Color
    • Pool Products
    • Package Shipping
  • Electronic Equipment/Devices
    • HardDisk Drive
    • Semiconductor Memory Chip
    • Liquid Crystal Display Panels
    • Marine Navigation Systems
    • Microphones/Speakers
    • Power-over-Ethernet Networking Equipment
    • Tablets
    • TV and Cable
    • Media Server
  • Health Care
    • Hospitals
    • Healthcare Insurance
    • Management Software
    • Medical Devices
    • Pharmacy Benefit Management
    • Prescription Pharmaceuticals
    • OTC Pharmaceuticals
  • Industrial Products and Services
    • Cargo Shipping
    • Decorative Paper
    • Oriented Strand Board
    • Pipeline Laying
    • Packaging Materials
  • Retailing
    • Clothing
    • Supermarkets
  • Sports
    • Auto Racing
  • Telecommunications
    • Mobile Devices
    • Operating Systems for Mobile Devices
    • Applications for Mobile Devices


Dr. Deng received her PhD in economics from Boston University and her BA in finance from Shandong University, China.

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