In Europe, the competence for social security and the right to levy income tax lie with the country of employment in cross-border matters. This has two disadvantages. First, the Employment Principle distorts active persons' choice of place of work. Second, the employment-based regulation of...

The OECD seeks to align transfer pricing and profit taxation with value creation but fails to provide a clear definition. This paper argues that value creation requires international cooperation and that the profit tax base should therefore be allocated according to standards commonly considered...

The use of digital services is largely non-rival. This paper argues that vanishing marginal costs of supply change policy incentives. Small countries are incentivized to tax the import of digital services. In fact, various countries have already moved towards expanded source taxation of online...

The employment of capital is rival in nature. Small countries do not benefit from taxing its employment. By contrast, the use of digital services is non-rival and small countries do benefit from taxing expenditures on such services. In fact, some countries have already decided to tax digital...

Delayed Integration ("DI") is a rule for taxing migrants. It requires that immigrants be taxed in the receiving country only after some period of transition. Conversely, emigrants are released from the obligation to pay home taxes only after a certain period. DI is an alternative ti the...

Delayed Integration is a rule for assigning mobile individuals to jurisdictions for the purpose of taxation, social security, and social assistance. It is a compromise between the Origin Principle and the Employment Principle. Individuals are assigned to the jurisdiction to which they move only...

Assuming a two-period model with endogenous choices of labour, education, and saving, it is shown to be second-best efficient to deviate from Ramsey's Rule and to distort qualified labour less than nonqualified labour. Furthermore, if the earnings function displays constant elasticity, the...

Assuming a two-period model with endogenous choices of labour, education, and saving, efficient education policy is characterized for a Ramsey-like scenario in which the government is constrained to use linear instruments. It is shown that education should be effectively subsidized if, and only...