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...

State borders create a discontinuous tax treatment of retail sales. In a Nash game, local tax rates will be higher on the low state tax side of a border. Local taxes will decrease from the nearest high-tax border and increase from the low-tax border. Using driving time from state borders and all...