Roy Weinstein has been engaged in economic research and consulting since 1969.  Areas of expertise include the valuation of patent rights and other forms of intellectual property, antitrust economics, standard setting, alter ego, regulatory economics, event studies, damages calculations, bankruptcy issues, econometrics, statistical analysis, surveys and sampling, and certain types of accounting and cost allocation questions.  His patent and intellectual property work includes the calculation of lost profits and reasonable royalties, royalty audits, price erosion damages, the investigation of commercial success, and participating in licensing negotiations.  His regulatory experience includes studies of the insurance industry, securities markets, banking and financial institutions and telecommunications.  Mr. Weinstein has appeared as an economic expert before U.S. District Courts, state courts in various jurisdictions, the California Public Utilities Commission, the Federal Trade Commission, the International Trade Commission, the Commodity and Futures Trading Commission, the U.S. Bankruptcy Court, the Texas Commissioner of Insurance, the International Chamber of Commerce, and the Provisional Division, Ontario, Canada.  He also has served as a court-appointed expert on surveys and sampling by the American Arbitration Association and the Judicial Arbitration and Mediation Service.  Additionally, Mr. Weinstein has consulted for the U.S. Department of Justice, Antitrust Division, the Federal Trade Commission, the U.S. Internal Revenue Service, the Office of the Governor, State of California, and attorneys general for more than twenty states.

Key Projects

Selected Publications and Speaking Engagements

Provides testimony of analyses of licensing of intellectual property related to semiconductors, telecommunications, medical products and devices, pharmaceuticals, and software

Provides testimony on damage estimates related to patent infringement claims, including issues such as reasonable royalties, lost profits, price erosion damages, commercial success and royalty audits

“Antitrust,” Litigation Services Handbook:  The Role of the Financial Expert, (with Don T. Hibner, Jr., Andrew E. Reisman and Nels Pearsall), Fifth Edition, New York:  Wiley, 2012.

“Myth Busting:  Arbitration Perceptions, Realities and Ramifications,” (with Douglas Fox), American Bar Association 14th Annual Spring Conference, Washington, DC, April 2012.

“Economic Impact of Reduced Judiciary Funding and Resulting Delays in State Civil Litigations” (with Nels Pearsall and Bo Shippen), March 2012.

“Managing Scarce Public Resources in Troubled Times” (with Bo Shippen), ABA Task Force on Preservation of the Judicial System, Atlanta, GA, February 9, 2011.

“New Tools for the Calculation of Infringement Damages” (with Janet Thornton and Paul White). The Center of American and International Law.  October 2010.

Expert Details

Practice Areas

Contact Information


777 South Figueroa Street

Suite 4600

Los Angeles, CA 90017

Direct:  213.673.5250

Office:  213.629.2655

B.A., City College New York, Business Administration and Economics

M.A., University of Chicago, Economics

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