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Investigators

Tim Bresnahan Profile
Timothy F. Bresnahan, Principal Investigator

Timothy Bresnahan is Landau Professor in Technology and the Economy, Emeritus, at the department of Economics at Stanford University. His research is on industrial organization.

Heidi Williams Profile
Heidi L. Williams, Co-Principal Investigator

Heidi Williams is a Professor of Economics at Dartmouth College. Her research focuses on how society can best support science and innovation, and how we can best ensure that science and innovation generate broad benefits to society. She has been an NBER affiliate since 2010.

This is a photo of Dr. Michael Clemens
Michael A. Clemens, Co-Principal Investigator

Michael A. Clemens is a professor in the Department of Economics at George Mason University. He studies the economic causes and effects of migration all over the world.

Supported by the Alfred P. Sloan Foundation grant #G-2024-22690

More from the NBER

In addition to working papers, the NBER disseminates affiliates’ latest findings through a range of free periodicals — the NBER Reporter, the NBER Digest, the Bulletin on Health, and the Bulletin on Entrepreneurship — as well as online conference reports, video lectures, and interviews.

 2025, 17th Annual Feldstein Lecture, N. Gregory Mankiw," The Fiscal Future"
  • Feldstein Lecture
N. Gregory Mankiw, Robert M. Beren Professor of Economics at Harvard University, presented the 2025 Martin Feldstein...
 2025 Methods Lecture, Raj Chetty, "Uncovering Causal Mechanisms: Mediation Analysis and Surrogate Indices"
  • Methods Lectures
SlidesBackground materials on mediationImai, Kosuke, Dustin Tingley, and Teppei Yamamoto. (2013). “Experimental Designs...
2025 International Trade and Macroeconomics, "Panel on The Future of the Global Economy"
  • Panel Discussion
Supported by the Alfred P. Sloan Foundation grant #G-2023-19633, the Lynde and Harry Bradley Foundation grant #20251294...