We introduce cross-border shopping and indirect tax competition into a model of optimal taxation. The Atkinson-Stiglitz result that indirect taxation cannot improve the efficiency of information-constrained tax-transfer policies, and that indirect taxes should not be differentiated across goods,...

We develop a tax competition model that allows for the setting of both an origin-based and a destination-based commodity tax rate in the presence of avoidance and evasion. In the presence of evasion, jurisdictions will give cross-border shoppers tax preferential treatment, thus not fully...

This paper contributes to resolving the puzzle that in practice most countries use ad valorem (corporate income) taxation, while a large part of the tax competition literature views business taxes as unit (wealth) taxation. We point to the dual role that corporate taxation plays in attracting...