Costas Meghir is Douglas A. Warner III Professor of Economics at the Department of Economics, Yale University, and Visiting Professor of Economics at University College London. He is also Deputy Research Director at the ESRC Research Centre, Institute for Fiscal Studies. Further, he was Visiting Professor at the University of Chicago in 2000 and at Stanford University in 1994.

Meghir received his MA (Econ) in Econometrics and earned his Ph.D. with a thesis on "The Specification of Labour Supply Models and their Use in the Simulation of Tax and Benefit Reforms" at the University of Manchester. His research focus is on Microeconomics, Econometric Theory, and Micro-Econometrics.

He joined IZA as a Research Fellow in November 1999.