Matthew E. Kahn is a Provost Professor of Economics and Spatial Sciences at the University of Southern California. He is a research associate at the National Bureau of Economic Research and a research fellow at IZA.
From July 2019 to July 2021, he was the Bloomberg Distinguished Professor of Economics and Business at Johns Hopkins University and the Director of JHU's 21st Century Cities Initiative. He has taught at Columbia, the Fletcher School at Tufts University, and UCLA. He has served as a Visiting Professor at Harvard, Stanford and the National University of Singapore. He is the author of eleven books on environmental and urban economics.