The post-World War II era has witnessed a drastic increase in irrigation activities that have contributed substantially … distinction has to be made between the overall positive contribution of irrigation to agricultural productivity and economic … irrigation. In many cases, water resources have been overdeveloped; there has been overspending on capital; and significant costs …

, precipitation changes, and unitary irrigation costs. Results suggest different economic consequences of climate change depending on …

the global level. We develop a simple model establishing a positive link between the demand for irrigation water of … our model empirically using data on 243 irrigated crops exported by 183 countries, and find that countries’ irrigation …