Between 1905 and 1934 over 869 farmers in Owens Valley, California sold their land and associated water rights to Los Angeles, 250 miles to the southwest. This agriculture-to-urban water transfer increased Los Angeles' water supply by over 4 times, making the subsequent dramatic growth of the...

We analyze the economic determinants and effects of prior appropriation water rights that were voluntarily implemented across an immense area of the US West, abruptly replacing common-law riparian water rights. At the same time and place, vast private irrigation infrastructure added to the US...