IWR Report 09-R-03: Economics Primer
It is the Corps of Engineers, after all. Why do economics? Because the Corps is a steward of taxpayer money and must determine which projects are good investments for the nation. Engineering science alone is not enough. The Corps, along with other water resource development agencies, must follow a path of economic efficiency to reach engineering remedies.
Durden, Susan and Fredericks, Jim, "IWR Report 09-R-03: Economics Primer" (2009). All ECSTATIC Materials. Paper 51.