The net effect of states providing large grants for water development is cheap water for some uses. The resulting low cost of water promotes and inefficient water-using policy rather than an efficient water-conserving policy. An alternative is for states to require project benefits to equal...

Controlling Russian knapweed with an integrated system of herbicide followed by seeding perennial grass is profitable in yielding an 8.7% average rate of return, and repaying the establishment costs in approximately six years. Moreover, the system is sustainable by exploiting plant competition...