This paper analyzes an endogenous choice problem with regard to tax instruments in a capital tax competition model. Considering a symmetric and two-region model of tax competition, where each region is allowed to choose either unit or ad valorem tax, we show that selecting unit tax as a policy...

Within the framework of spatial tax competition with cross-border shopping, we examine the choice of tax method between ad valorem tax and unit (specific) tax. This study shows that governments endogenously choose the ad valorem tax method not because of a classic welfare reason, but because it...