Replaced with revised version of paper 07/11/06.

Most existing economic analyses of optimal groundwater management use single-cell aquifer models, which assume that an aquifer responds uniformly and instantly to groundwater pumping. This paper demonstrates how spatially explicit aquifer response equations from the water resources engineering...

The Working Paper compiles three contributions of a regional workshop on "Regional Networks in Agriculture" jointly organized by three subprojects of the DFG-Research Group SUTRA. The workshop took place on January 13, 2005 in Bad Liebenwerda in the district (Landkreis) Elbe-Elster in the German...

New Zealand and Australia comprise the largest dairy exporting block in world markets and the dairy industries of both countries have geared up in recent years to expand production of dairy products. The report synthesizes observations and insights from a site visit by the authors in February...

With a relatively small population and 7% of the world's available freshwater resources, Canada is well placed for a world of water scarcity where the real value of water in its many uses becomes more and more apparent. However, action is necessary to ensure that Canada continues to benefit from...

As a NAFTA partner and Canada's third largest export market for agri-food products, developments in Mexico are of direct interest to Canada. Rural poverty, low productivity, poor infrastructure and unclear property rights for both land and water still inhibit the efforts of Mexico's government...

Allocating scare resources for fire management strategies requires information on the extent of economic losses from bushfires and the efficiency of alternatives. Despite the severity of bushfires, there is no agreed approach in Australia for estimating economic losses from fires nor for...

Irrigated agriculture has played a vital role in the development and growth of the Great Plains Region of the United States. The primary source of water for irrigation in this region is the Ogallala Aquifer. The Southern portion of the Ogallala Aquifer is considered exhaustible due to the low...

The Water Framework Directive requires EU Member States to analyse economic impacts of the Directive's implementation. To reach a "good status", instruments have to be judged according to their cost-effectiveness. We evaluate costs and effects of measures to reduce nitrate emission of Austrian...