Katja Seim

Katja Seim is the Sharon Oster Professor of Economics and Management at Yale University with joint appointments in the School of Management and in the Department of Economics. Her research focuses on topics of industrial organization, regulation, and antitrust. Prior to joining Yale University, Seim was an Associate Professor at the University of Pennsylvania’s Wharton School and served as the Chief Economist to the Federal Communications Commission. Previously, she was an Assistant Professor of Economics at the Stanford Graduate School of Business.

Seim currently serves as a Co-Editor of the American Economic Review. She is a Faculty Research Fellow of the National Bureau of Economic Research (NBER), the Centre for Economic Policy Research (CEPR), the Mannheim Centre for Competition and Innovation, and Yale University’s Thurman Arnold Project and Tobin Center for Economic Policy. She is also a Non-resident Fellow of the Economic Studies Program at the Brookings Institution and a board member of the Industrial Organization Society.

Seim’s research has been published in such journals as Econometrica, the American Economic Review, the RAND Journal of Economics, and the American Economic Journal Microeconomics, among others. Her recent research studies the role of consumer inattention in firm pricing and competition in online markets. She has analyzed firms’ strategic entry and pricing responses to a range of public policies, including subsidization, entry and technology deployment regulations, competition policy, and tax policy. Her work also evaluates the role of market power in affecting efficiency and distributional outcomes of government efforts at procuring goods and services and selling assets, primarily in the context of spectrum auctions.

Seim holds a B.A. in economics and mathematics from Franklin & Marshall College and an M.A. and Ph.D. in economics from Yale University.

Sloan Foundation grant “Digital Markets,” 2021, with co-PIs Dirk Bergemann and Fiona Scott Morton.
Wharton Public Policy Initiative, 2013; Dean’s Research Fund, 2010‐2013; Entrepreneurship and Family Business Research Centre, 2010; Global Initiatives Research Program, 2010, 2012; Mack Center for Technological Innovation, 2007‐2009, 2011.
Provost’s Undergraduate Research Mentorship Program research grant, 2009, 2015.
Fall 2018 Wharton School Award for Outstanding Teaching; Fall 2011 “Tough but we’ll thank you in five years” MBA Core Teaching Award.
Finalist INFORMS Society of Marketing Science Long Term Impact Award, 2016
Honorable Mention, 2010 Dick Wittink Best Paper Prize, QME.