, technological improvements made groundwater from the Ogallala aquifer available for irrigation. Comparing counties over the Ogallala … with nearby similar counties, groundwater access increased irrigation intensity and initially reduced the impact of …

adhere to the prescribed schedule use more water than those following a more flexible irrigation pattern. For our application …

Katharine Coman's "Some Unsettled Problems of Irrigation," published in March 1911 in the first issue of the American … and irrigation districts that emerged in the American West in the late 19th and early 20th centuries in response to …

Agricultural development may support broader economic development, though agricultural expansion may also crowd …

We examine constraints to adoption of new technologies in the context of hillside irrigation schemes in Rwanda. We … leverage a plot-level spatial regression discontinuity design to produce 3 key results. First, irrigation enables dry season … horticultural production, which boosts on-farm cash profits by 70%. Second, adoption is constrained: access to irrigation causes …

negatively related to civil conflict in sub-Saharan Africa. In the reduced form regression they find that higher rainfall is … conflict in sub-Saharan Africa …

Can part of Africa's current underdevelopment be explained by its slave trades? To explore this question, I use data … exported from each country during Africa's slave trades. I find a robust negative relationship between the number of slaves … slave trades have had an adverse effect on economic development …