This paper presents the results of a household survey designed to qualitatively evaluate the impacts of the invasive alien species Senna spectabilis on the distribution of welfare across dependent communities in Budongo forest reserve (BFR) in Uganda. BFR is the largest forest reserve in Uganda...

Replaced with revised version of paper 12/14/10.

In South Africa, a water scarce country, conflict between water users is mounting, while there are few remaining bulk water augmentation options. Water demand management is thus increasingly taking centre stage in water management debates. Water pricing is regarded as an important component of...

The integration of “Sonkyi” Allanblackia spp into cocoa farming systems has been initiated in Southern Ghana. Currently, it is a collection activity although its domestication is being championed by Unilever R&D Netherlands in collaboration with the Forestry Research Institute of Ghana....

The biofuel industry has been rapidly growing around the world in recent years. Several papers have used general equilibrium models and addressed the economy-wide and environmental consequences of producing biofuels at a large scale. They mainly argue that since biofuels are mostly produced from...

Replaced with revised version of paper 06/18/08. Former title: Non-Linearity in Belief and Environmental Risk Dynamics

The impact irrigation efficiency and the loan deficiency payment have on the quantity of groundwater withdrawn and the agricultural cost of groundwater conservation in the Texas High Plains (THP) is estimated. The irrigation efficiency component utilizes the two most common irrigation...

Spatial differences in site characteristics and user populations may result in heterogeneity of recreation preferences and values across geographic regions. Non-linear mixed effects models provide a potential means of accounting for this heterogeneity. This approach was tested by estimating a...