This paper estimates the value of water rights in the Phoenix Active Management Area (AMA), Arizona. Within AMAs groundwater rights cannot be transferred separately from the agricultural land to which they apply. As a result there is no separate market for ground water rights. The lack of a...

One of the most important services provided by forests is the control of erosion. We investigated the value of forest cover in protecting water quality in five urban lakes around Prescott, AZ. We first estimated the role of forest cover in regulating sediment loadings into each lake via a...

"The book is, first, a study of how people decide to conserve or convert resources. Without worrying about the characteristics of particular resources, we ask when and for how long it may be optimal to conserve resources. In other words, we consider the general principles involved in making...