We consider a carbon emissions tax announced today, but implemented after a known time-lag. Before implementation, the announcement induces higher emissions than without intervention. In welfare terms, this adverse announcement effect could more than outweigh the gain after tax implementation....

We consider a carbon emissions tax announced today, but implemented after a known time-lag. Before implementation, the announcement induces higher emissions than without intervention. In welfare terms, this adverse announcement effect could more than outweigh the gain after tax implementation....

The paper shows that in a spatial price equilibrium under monopolisitc competition welfare can be increased by subsidising transport.

This paper quantifes regional welfare efects of new transport links, which are going to be established in the framework of Trans-European Networks (TEN).