Compass Lexecon (Madrid)

Soledad Pereiras

Compass Lexecon (Madrid)
Vice President

Soledad Pereiras is a Vice President based in Compass Lexecon’s Madrid office. She has more than 10 years of experience as a competition economist. Soledad’s consultancy work has focused on the application of empirical techniques to competition policy cases and on the use of economic analysis in antitrust investigations. She has provided advice in the context of merger control, article 101 and article 102 cases in a wide range of industries, including telecommunications, consumer goods, cement, or distribution sectors. She has also participated in arbitration and litigation cases applying empirical models to estimate damages in price-fixing investigations and in breach of contract proceedings. Prior to joining Compass Lexecon, Soledad worked at the Centre for the Development of Industrial Technology (CDTI, Ministry of Industry, Tourism and Trade) and at Ernst & Young as a consultant in the Financial Risk Management Practice. Soledad holds an M.A in Economics and Finance from Centro de Estudios Monetarios y Financieros (CEMFI), where she specialized in Industrial Organization, Finance and Econometrics.

Linked authors

Compass Lexecon (Madrid)
Compass Lexecon (Brussels)
American University’s Washington College of Law (Washington)
Compass Lexecon (Hong Kong)
Compass Lexecon (Chicago)


8137 Bulletin

David Sevy, Elena Zoido, Guillaume Duquesne, Soledad Pereiras The French Competition Authority dismisses collusion case against car rental companies due to lack of evidence that exchange of information led to strategic changes in their behavior (Europcar / Avis / Citer / Hertz / Sixt / EDA)


When Information Is Not (Market) Power: Using Quantitative Techniques To Show That Information Exchange Did Not Facilitate Collusion* Abstract On January 2015, the French competition authority claimed that some car rental companies infringed competition law by sharing monthly information (...)

Soledad Pereiras The Spanish Competition Authority fines three savings banks for market sharing, information exchange, and coordination agreements (Caja Vital / BBK / Kutxa / CAN)


Last October, the National Competition Commission (CNC, hereafter) published its Decision to impose a € 24 million fine to the savings banks from the Basque country and Navarra for maintaining a collusive agreement consisting on market sharing, information exchange and the coordination of their (...)

Elvira Muñoz Villar, Soledad Pereiras The Spanish Competition Authority approves the interchange fee setting scheme proposed by the Spanish payment card systems (Euro 6000 / Servired / 4B System)


Merchant associations pressed charges a year ago against the three Payment Card Systems which operate in Spain (EURO 6000, SERVIRED and 4B System), for their multilateral agreement setting interchange fees (Inter-System interchange fees). Interchange fees are fees paid by banks servicing (...)

Send a message