U.S. agricultural subsidies are easy to criticize because they are far from uniformly distributed. Subsidies are concentrated geographically, they are concentrated on relatively few crops, and they are concentrated on relatively few producers. The accompanying three charts illustrate these three dimensions of concentration.
Babcock, Bruce A.
"The Concentration of U.S. Agricultural Subsidies,"
Iowa Ag Review: Vol. 7
, Article 4.
Available at: http://lib.dr.iastate.edu/iowaagreview/vol7/iss4/4