About Ramji Tamarappoo

Ramji Tamarappoo is a Senior Economist and  Vice President of EconOne India who has over twenty years of experience conducting economic research and analysis on projects for government and private sector clients.  His work encompasses providing expert advice on competition law/antitrust matters including merger filings; conducting econometric and statistical analysis to support expert witness testimony in litigation and arbitration matters, and assessing economic impacts of government policies and regulations.  His experience spans several key economic sectors, including manufacturing, financial services, information technology, communications, and entertainment and media.  He has been recognized as Who’s Who Legal: Competition, Competition Economists, by Global Competition Review for several years in a row.

Dr. Tamarappoo has managed large litigation projects – directing case teams on data analysis, developing econometric and statistical approaches, drafting expert reports, and managing client relations.  He has developed analysis to assess common impact in class action lawsuits, conducted market definition analysis in abuse of dominance/monopolization cases and merger filings, estimated damages in antitrust and commercial disputes, and responded to analyses of opposing experts.  In his econometric work, he has developed and estimated linear regression models, simultaneous equation models, instrumental variable models, vector error correction models, and cointegration analysis.

He has managed and supported expert witness testimony in several U.S antitrust cases, involving price-fixing and output restriction cartels, and monopolization.

Dr. Tamarappoo has also directed several research studies in a wide range of subjects including, competition law and policy, regulation, trade, and financial inclusion.  He has led studies on barriers to competition in various markets including, in the civil aviation sector in India for the Government of India that resulted in several competition enhancing regulations; certain staple foods markets, and transportation in Zambia, Ghana, Philippines funded by the World Bank and GIZ; and electricity markets in India funded by the British High Commission.  In addition, he has conducted research studies on the impact of the internet on small and medium enterprises, for Google; impact of broad band on South East Asian economies, for CISCO; impact U.S government funding for semiconductor research on the U.S economy, for the Semiconductor Industry Association; and impact of legislation to restrict debt capital on non-banking corporations, for the Zuckerman Trust.

Dr. Tamarappoo provides economic expert services to leading Indian and multinational clients relating to the Competition Commission of India’s (CCI) enforcement actions – cartel and abuse of dominance investigations – and merger filings made to the CCI.  He has acted as the expert economist on several of the large cartel investigations, including those relating to cement, steel, tires, paper products, and alcoholic beverages, and abuse of dominance investigations relating to vertical restraints, and exclusive dealing practices in the medical services, auto-parts, mining, and retail industries.  He has advised clients on Indian and international mergers and acquisitions including Holcim-Lafarge, Jet-Etihad, ZF-WABCO, Ultratech-Jaypee, Sony-Ten Sports, Heineken-UBL, among many others.  Dr. Tamarappoo has also advised the Government of India on competition issues in Indian industry.  Notably, he prepared three studies relating to competition issues in the India civil aviation sector for the Ministry of Civil Aviation, Government of India, and several of his recommendations have been implemented over the last ten years.

Education

Ph.D, Economics, (Fields: Industrial Organization, Financial Economics) , Clemson University, United States, 1997

Master of Professional Accounting , Clemson University, United States, 1992

Associate Chartered Accountant (A.C.A), Institute of Chartered Accountants of India, India, 1990

Bachelor of Commerce, (Business, and Accounting) , University of Madras, India, 1987

Work Experience

EconOne, October 2021-Present

Nathan Associates, Inc., 2000-2021