This paper attempts to give a meaning to the empty concept of subsidiarity. It examines various kinds of government activity with respect to the optimal layer of government in Europe at which these activities should be performed. The paper criticizes Europe's industrial policies and its...

This paper argues that increased factor mobility incurs the risk of dismantling the welfare state, even though this state may have useful allocative functions. It will be difficult to finance the welfare state with taxes on capital and it may be necessary to subsidize this factor in the sense...

Open borders imply systems competition. This paper studies the implications of systems competition for the national competition rules. It is shown that an equilibrium where all countries retain their antitrust laws does not exist, since abolishing this law makes it possible for a single country...