It is often contended that there is a sharp conflict between the economist's and the ecologist's approach to the question of sustainability. This paper takes the opposite view. The paper attempts to show that both views can be formulated in a common analytical framework and that carried to its...

This paper is organized as follows. In order to explain the basic idea of 4th best pricing more fully the following Section 2 will sketch and discuss the above mentioned Laffont model, where it is shown that under certain conditions a uniform tariff may be preferable to an optional tariff...

It is often contended that there is a sharp conflict between the economists and the ecologists approach to the question of sustainability. ... The paperattempts to show that both views can be formulated in a common analytical framework and that carried to its logical consequences the ecologic...

This paper reports work undertaken within research project TIPP (Transportation Institutions in the Policy Process) funded by the European Commission.

The last two decades have seen a substantial change in the basic philosophy underlying European transportation policy. Due to the Commission's efforts and due to supporting jurisdiction by the European Court of Justice the dominant approach to transportation policy has become far more market...

This paper is organized as follows. In order to explain the basic idea of 4th best pricing more fully the following Section 2 will sketch and discuss the above mentioned Laffont model, where it is shown that under certain conditions a uniform tariff may be preferable to an optional tariff...