The scarcity of water resources in both arid and temperate countries alike is one of the most pervasive natural resource allocation problems facing water users and policy-makers. In arid countries this problem is faced each day in the myriad of conflicts that surround its use.Water scarcity is a...

This paper reviews the arguments for and the implications of employing Declining Discount Rates (DDRs) in CBA and in the analysis of economic growth and sustainability. We show that there exist several growth models in which a relationship has been found between the long-run equilibrium under...