Fresh water resources may be adequate in particular regions, but a number of regulatory and infrastructure impediments often obstruct their use for productive purposes. For example, fresh water resources, including local groundwater or surface water are often transboundary, so that their management is seriously hampered by the lack of coordinated regional strategies (Nin-Pratt et al., In developing countries, markets for agricultural inputs and outputs, finance and other services, are often poorly developed, with small volumes traded, prone to large seasonal variability in demand and supply and significant difficulties in enforcing interpersonal contracts (Poulton et al.,