This paper quantifies the unequal welfare effects of tax competition. I derive the optimal tax and transfer schedules in a free mobility union composed of countries that can either compete or set a uniform federal tax rate. In the absence of fiscal coordination, governments internalize that any...

Inefficiencies from tax competition may result in governments seeking to limit fiscal competition via tax treaties, harmonization, minimum tax rates, or interjurisdictional cooperation. I propose a general model applicable to studying many types of taxing instruments, which allows for the...

We exploit the unexpected announcement of an immediate, temporary VAT cut in Germany in the second half of 2020 as a natural experiment to study the spending response to unconventional fiscal policy. We use survey and scanner data on households' consumption expenditures and their perceived...

This paper catalogues policies that have been deployed by jurisdictions seeking to mitigate the effects of tax competition. There are many instruments in this policy arsenal, since the tax base associated with a particular tax instrument may be affected by multiple policy choices, including some...

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...