Tax harmonization entails a uniform rate that may not suit all governments. Harmonization can advance collective governmental objectives only if the standard deviation of tax rates is less than the average downward effect of tax competition on rates. Since an efficient harmonized tax rate undoes...

Products with negative externalities are often subject to regulations that limit competition. The single-product case may suggest that it is irrelevant for aggregate welfare whether output is restricted via corrective taxes or limiting competition. However, when products are differentiated...

We examine majority choice of tax instruments in single- and multi-jurisdictional economies with heterogeneous households. In our framework majority voting equilibrium exists despite the multidimensional policy choice set. We identify five competing incentives that influence choice of tax...

This article explores subjects in optimal income taxation characterized by recent research interest, practical importance in light of concerns about inequality, potential for misunderstanding, and prospects for advancement. Throughout, the analysis highlights paths for further investigation....

Market structure is determined by the entry and exit decisions of individual producers. These decisions are driven by expectations of future profits which, in turn, depend on the nature of competition within the market. In this paper we estimate a dynamic, structural model of entry and exit in...

Switzerland could be considered as a test case for international corporate-tax policy coordination. It is a federation of 26 fiscally autonomous cantons that have been taxing corporate profits more or less independently for over a century. We document and discuss corporate taxation in...

This paper analyzes how minimum local property tax rates affect local tax policy choice. In Finland, central government has raised the limits on property tax rates several times in the past 30 years. I construct a measure of forced tax rate increases caused by these reforms and examine how...

The U.S. Supreme Court decision in the landmark 2018 Wayfair case greatly improved state governments' ability to enforce collection of sales taxes on a destination basis. This has reduced state tax competition with an essentially-untaxed internet, but has brought traditional cross-border...