The United States government used propaganda as a way to make Americans support the War. The Federal government used posters, films, and propaganda to start the spirit of patriotism and increase the number of labor and military force. The Government created a special Office for that that was called Office of War Information in 1942.
The Government propaganda was successful, American citizens were very supportive of the War and even helped the government by donating metals to build more military gear.
I believe the answer is: Market Economy
In the market economy, the type and price of a certain product would be completely driven by the the amount of supply and demand in the market. People in market economy had the right to choose the type of job or goods that they want to produce and tend to be benefited by inventing a new products that well liked by the market.
The National Reclamation Act directly affected the management of "A. Water," since it was thought that water was being both wasted an allowed to become infected with certain pollutants.