David W. Sosa

Education
Ph.D. and M.S., agricultural and resource economics, University of California, Davis; DEUG, economics, Université de Grenoble; B.S., Bucknell University
Summary of Experience
Dr. Sosa specializes in the economics of network industries, law and economics, and industrial organization. He has consulted to telecommunications and electric utility clients on a broad range of litigation and regulatory issues, including industry restructuring, technical standardization, operational and financial benchmarking, mergers and acquisitions, market power analysis, and competitive strategy. Dr. Sosa has served as an expert witness before several state and federal agencies, and has supported testifying experts in assessing the economic impacts of several high-profile mergers in the telecommunications industry. In other telecommunications work, Dr. Sosa has analyzed spectrum license acquisitions, wireless technology standards, and voice and data roaming markets. He has also consulted to telecommunications carriers in Latin America, Europe, and Asia on issues related to competition, regulation, and litigation. In addition, Dr. Sosa has performed damages and valuation analyses for clients in a broad range of litigation matters, including consumer class actions, intellectual property, employment, bankruptcy, and commercial contracts. He is a frequent public speaker and has published a number of articles in industry and professional journals, including Public Utilities Fortnightly, the Journal of Legal Studies, and the Michigan Telecommunications and Technology Law Review. He is a member of the American Economic Association and Federal Communications Bar Association. Before joining Analysis Group, he consulted to the California Energy Commission and Telcordia.
Provided Expert Testimony
- Application of California-American Water Company for Authorization to Modify Conservation and Rationing Rules, Rate Design, and Other Related Issues for the Monterey District
- Nevada Power Rate Proceeding
Additional Cases
- Adelphia Recovery Trust v. Bank of America, et al.
- Analysis Group Team’s Pro Bono Analysis of Towing Fees and Their Economic Impact on the Poor
- AT&T v. United States of America
- BMG Rights Management et al v Cox Communications
- Bouygues Telecom v. Tekelec
- City of Claremont v. Golden State Water Company
- Consumer Benefits of Competition in the Telecommunications Industry
- Establishing Utility Revenue Requirements
- Hachette Book Group, Inc., et al. v. Internet Archive, et al.
- In re Class Action Lawsuits
- In re Williams Securities Litigation
- Liberty Media v. IAC/InterActiveCorp.
- Sony Music Entertainment, et al. v. Cox Communications, Inc., et al.
- The People of the State of California, v. Ashford University, LLC, et al.
- Town of Apple Valley v. Apple Valley Ranchos Water Corp.
- Vietnam Telecom International v. Eddie Inyang, et al.
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The Economic Impacts of Reallocating Spectrum to 5G
White Paper, April 2019
2019Sosa D, Rafert G
Media, Entertainment & Communications, Strategy, Policy & Analytics, Technology -
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Competition Drives Rapid Growth in California Communications Market
White Paper, February 2017
2017 -
Government Takeovers of Water Systems Are Costly, Don’t Deliver Results
Op-ed, April 5, 2017
2017 -
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Labor Costs and the Rate Case
Public Utilities Fortnightly
2012Sosa D, Perry-Failor V
Energy, Climate & Natural Resources, Strategy, Policy & Analytics -
The Great Patent Purchase
Bloomberg BNA: Patent, Trademark & Copyright Journal (April 2012)
2012Hoffman Schouten E, Sosa D
Antitrust & Competition, Intellectual Property, Media, Entertainment & Communications -
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Regulatory Issues in Deploying Wireless VoIP
Connections (June 16, 2005)
Media, Entertainment & Communications, Strategy, Policy & Analytics
2005 -
Telecom Antitrust Handbook
Telecom Antitrust Handbook (Chicago: American Bar Association)
2005Sosa D, (contributing author)
Antitrust & Competition, Media, Entertainment & Communications -
Look to Markets for Next-Gen Success
Wireless Internet Magazine, September/October 2001
Media, Entertainment & Communications
2001 -
The Economic Impact of Allowing Local Telephone Companies to Enter Long Distance Voice and Data Markets
Arizona Issue Analysis, Goldwater Institute, 2001
Media, Entertainment & Communications, Strategy, Policy & Analytics
2001 -
The Evolving Competitive Landscape in Wireless Internet Markets
Wireless Agenda 2001: Conference Proceedings, Washington, D.C.: Cellular Telecommunications & Internet Association, 2001
Antitrust & Competition, Media, Entertainment & Communications
2001 -
Was the Fairness Doctrine a 'Chilling Effect'? Evidence from the Postderegulation Radio Market
Journal of Legal Studies, University of Chicago Press, vol. 26(1), pages 279-301, January
1997Sosa D, Hazlett T
Media, Entertainment & Communications, Strategy, Policy & Analytics -
‘Chilling’ the Internet? Lessons from FCC Regulation of Radio Broadcasting.
Michigan Telecommunications & Technology Law Review, vol. 4
1997Sosa D, Hazlett T
Media, Entertainment & Communications, Strategy, Policy & Analytics

Practices
- Antitrust & Competition
- Bankruptcy & Insolvency
- Class Certification
- Commercial Disputes
- Damages
- Intellectual Property
- Media, Entertainment & Communications
- Securities, Financial Products & Institutions
- Strategy, Policy & Analytics
- Surveys & Experimental Studies
- Transaction & Governance Litigation
- Valuation