Joann M. Weiner

Joann M. Weiner is an Associate Professor of Economics and Director of the Master of Science in Applied Economics program at the George Washington University, where she has taught since 2006. Her academic work bridges economic theory and real-world policy, with a focus on tax systems, public finance, and behavioral insights.

Education:

• Ph.D. and M.A. in Economics, Harvard University
• B.S. in Business Administration, University of California, Berkeley

Her research centers on tax policy and applied microeconomics, particularly corporate income taxation through formulary apportionment in the European Union, the economic implications of the gig economy (e.g., Uber, Lyft), and the behavioral underpinnings of financial crises. She investigates how firms substitute labor with automation, how consumer theory applies to surge pricing, and how game theory explains macroeconomic instability.

Although specific recent publications are not listed in detail, her scholarly output appears consistently in leading tax and economics journals such as the National Tax Journal, International Tax and Public Finance, and State and Local Tax Lawyer, with a thematic focus on comparative tax reform and public expenditure policy.

Scientific Awards and Recognition:

• Former Board Member, EC Tax Review
• Frequent keynote and conference speaker on formulary apportionment and EU tax reform

She advises graduate students in the Applied Economics program and integrates her extensive professional experience—gained at the U.S. Treasury Department, the European Commission, and private financial institutions—into her teaching and mentorship. Her work has been supported through academic and policy engagements, though specific grants are not listed. She contributes to public discourse through articles in The Washington Post, Bloomberg Government, and Tax Analysts.

She is affiliated with the Department of Economics within the College of Arts and Sciences at GWU, where she leads curriculum development for the Applied Economics master’s program, emphasizing practical analytical skills for careers in economic consulting, policy analysis, and financial sectors.