A widely noticed result by de Crombrugghe and Tulkens (1990) states that asymmetric commodity tax competition always leads to tax rates being too low in both countries, even though there are counteracting tax base and terms of trade effects. This note argues that the result depends crucially on...

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 analyze the two-country model of fiscal competition of Kanbur and Keen (1993) where countries differ in size and use a commodity tax to reach their objective of revenue maximization. Due to fiscal externalities, the non-cooperative outcome is inefficient. Besides, the international optimum...

International tax law today reflects a consensus reached seventy years ago by the international community as to the appropriate divisions of the income tax base among nations. Assuming two independent and mutually exclusive jurisdictional bases for taxation, source and residence, conflict...