Patricia teaches Microeconomics and Business Economics in the MSc program and Industrial Organization for the PhD students in Management and Marketing. She is in charge of the Economics track for MSc students. Her research focuses on dynamic models of competition and the competitive and regulatory aspects of the financial services industry. She has also co authored a book on the Rating Agencies and their Credit Ratings. Before joining ESSEC, she was a researcher at the Price and Index Number Research division at the Bureau of Labor Statistics in Washington DC. She holds a Ph.D. from Northwestern University.