How to explain rising income and wealth inequality? We build an original heterogeneous-agent model with three key features: (i) an explicit link between firm’s market power and top income shares, (ii) a granular representation of the tax and transfer system, and (iii) three assets with...

We study U.S. state tax rules over the past 70 years to shed light on the determinants of U.S. state tax policy, generating three key results. First, we show that long-term tax trends are not consistent with Tiebout sorting and race-to-the-bottom competition models. Second, we document evidence...

This article criticizes a proposal recently put forward by the co-chairmen of the National Commission on Fiscal Responsibility and Reform to abolish all tax expenditures and sharply reduce statutory tax rates. The author believes that abolishing all tax expenditures without regard to merit or a...