Fish heads are displayed for sale at a market in the urban p

PHILIPPINES - APRIL 02: Fish heads are displayed for sale at a market in the urban poor community of San Roque in Quezon City, the Philippines, on Wednesday, April 2, 2008. Philippine inflation probably accelerated to a nine-year high in May, leaving economists divided on whether the central bank will raise interest rates to contain prices or leave them at a 16-year low to boost growth. (Photo by Enrique Soriano/Bloomberg via Getty Images)