Chinese Finance Minister Lou Jiwei (left) speaks during the signing ceremony of the Asian Infrastructure Investment Bank, Oct. 24, in Beijing. Getty Images hide caption

itoggle caption Getty Images

A couple enjoys the view of Singapore's financial center. Conservatives saw Singapore as a free-market success story, but Lee Kuan Yew's government played a big role in the economy. Wong Maye-E/AP hide caption

itoggle caption Wong Maye-E/AP

The logo of Swiss bank UBS is seen at the company's headquarters in Zurich. U.S. officials are investigating whether UBS and Barclays manipulated currency rates at a time when they were already operating under a deferred prosecution agreement for manipulating interest rates. Arnd Wiegmann/Reuters/Landov hide caption

itoggle caption Arnd Wiegmann/Reuters/Landov

A man walks past a Lumber Liquidators store in Philadelphia. The retailer says it stands by its products and will pay for the safety testing of laminate floors. Matt Slocum/AP hide caption

itoggle caption Matt Slocum/AP

Wisconsin Gov. Scott Walker became a Republican political star by taking on his state's public employee unions. This week he signed a bill that would weaken private-sector unions. Cliff Owen/AP hide caption

itoggle caption Cliff Owen/AP

Maggie Barcellano prepares dinner in January 2014 at her father's house in Austin, Texas. Barcellano, who lives with her father, enrolled in the food stamps program while she works as a home health aide and raises her 3-year-old daughter. A study suggests that social safety nets, including food stamps, helped cushion income losses for middle- and working-class Americans during the recession. Tamir Kalifa/AP hide caption

itoggle caption Tamir Kalifa/AP

A an employee works at Amazon's fulfillment center in Rugeley, central England, in 2012. President Obama wants Amazon and other U.S. companies to bring more of their overseas earnings home. Phil Noble/Reuters/Landov hide caption

itoggle caption Phil Noble/Reuters/Landov