At IEG Mercedes has contributed to major evaluations in HD sectors (Early Childhood Development, Higher Education, Health Service Delivery), and coordinated a learning product on value for money analysis. She also leads and peer-reviews micro evaluations in the Health, Nutrition, and Population sector.

Prior to joining IEG, Mercedes worked at the Social Protection and Health Division of the Inter-American Development Bank, and think tanks like the CERGAS of the Bocconi University in Italy and CEDES in Argentina. She has extensive research experience on performance-based financing, benefit incidence analysis, economic evaluations, impact evaluation, and cost of illness and quality of life, among other topics.

Mercedes holds a PhD in Economics from University of Rome Tor Vergata in Italy, a Doctoral Program in Applied Health Economics and Policy from SSPH+ in Switzerland, and a Bachelor Degree in Economics from the University of Buenos Aires in Argentina.