Competition in public utility sectors has been encouraged in recent years throughout Europe. In this paper we try and analyse the welfare effects of these reforms in Italy, with particular attention to water and energy goods. The first step is to introduce a sensible measure of affordability of...

Relying on a general equilibrium model of Argentina’s economy calibrated for 1993 and internalizing all productivity and scale gains achieved up to 1999, this paper isolates the distributional effects of utilities reform from the impact of other reforms taking place in the country during the...

Using a dynamic model of the control of an infectious disease, we derive the conditions under which eradication will be optimal. When eradication is feasible, the optimal program requires either a low vaccination rate or eradication. A high vaccination rate is never optimal. Under special...

Seit 1998 sind wettbewerblich organisierte Energiemärkte Wirklichkeit geworden. Vor allem die Initiativen der Europäischen Union haben dazu geführt, daß die alten Monopolstrukturen aufgelöst worden sind und sich die Anbieter auf Strom- und in Zukunft auch auf Gasmärkten der Konkurrenz...