A driver operates a haul truck in the Ray Mine near Kearny, Ariz. Falling copper prices have residents of some small mining towns in Arizona worried as shrinking revenues bring layoffs. Christopher Deahr/FlickrVision hide caption

itoggle caption Christopher Deahr/FlickrVision

Meat is displayed in a case at a grocery store in Miami. The index of retail prices for meats, poultry, fish and eggs was up 7.7 percent from a year ago — more than triple the overall inflation rate. Joe Raedle/Getty Images hide caption

itoggle caption Joe Raedle/Getty Images