Traders work on the floor of the New York Stock Exchange Wednesday. Stocks soared on news that central banks agreed to work together to support the global financial system. Richard Drew/AP hide caption

itoggle caption Richard Drew/AP

In and near its downtown, there are more boarded-up and empty storefronts and vacant lots in Granite City, Ill., than there are businesses. David Schaper /NPR hide caption

itoggle caption David Schaper /NPR

In Volos, optician Klita Dimitriadis accepts partial payment in Local Alternative Units, or TEMs. She then spends the TEMs at a monthly farmers market, or exchanges them for other services. Sylvia Poggoli/NPR hide caption

itoggle caption Sylvia Poggoli/NPR

Passengers check in at an American Airlines ticketing counter at Dallas/Fort Worth Airport on Tuesday. American's parent company, AMR, filed for Chapter 11 bankruptcy protection as it seeks to cut costs and unload massive debt. Richard W. Rodriguez/AP hide caption

itoggle caption Richard W. Rodriguez/AP