Dr. Laila Haider

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DC Office
Office 202.580.7730

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Dr. Laila Haider is an expert witness who specializes in economic research and analysis in the areas of antitrust, false advertising, labor and employment, and commercial damages. She frequently testifies in depositions and arbitrations and submits expert reports. Dr. Haider has particular expertise in the application of microeconomics, statistics, and econometrics to litigation issues.

In antitrust, Dr. Haider regularly provides economic testimony and consulting in class actions involving allegations of price fixing, bid rigging, monopolization, and exclusive dealing. She has significant expertise in the economics of class certification, where her focus has been on both direct purchaser and indirect purchaser litigation. Dr. Haider also has extensive experience evaluating damages approaches and critiquing opposing damages models in cases involving antitrust and consumer protection claims. She has also analyzed the competitive effects of proposed mergers and acquisitions. Dr. Haider has provided her expertise in a wide variety of industries, such as the manufacturing, automotive parts, electronics, health care, pharmaceutical, chemical, agricultural products, consumer products, and airline industries.

In labor and employment, Dr. Haider provides economic testimony and consulting in a range of areas including the economics of discrimination, wage and hour claims, labor class actions, and wrongful termination. She also has expertise in evaluating claims of economic loss in these matters.

Dr. Haider is Co-Chair of the Economics Committee of the ABA Section of Antitrust Law ("ABA-SAL"). She also recently served as Associate Editor of Antitrust Magazine and has written papers and given numerous presentations on economic issues in litigation. Her work has been published in peer-reviewed journals such as the Journal of the European Economic Association, Antitrust Magazine, and The Antitrust Practitioner. She has also co-authored a chapter in the ABA-SAL volume, Proving Antitrust Damages.


Dr. Haider received her PhD in economics, with distinction, from Columbia University and her BA in economics, summa cum laude, from Gettysburg College.

Professional Affiliations

American Bar Association

  • Associate Editor, Antitrust Magazine, 2015-2017
  • Section of Antitrust Law, Co-Chair of Economics Committee
  • Section of Labor and Employment Law, Member

Previous Experience

  • Senior Consultant, NERA Economic Consulting
  • Consultant, The World Bank
  • Research Assistant, Columbia University and NBER

Practice Areas

  • Commercial Damages

  • Discrimination

  • Pro Bono

  • Wage & Hours


  • Class Certification Denied in Antitrust Litigation Litigation     Jun 28, 2013

  • Age Discrimination Litigation     Feb 19, 2013


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