The Indian rupee has fallen nearly 16 percent against the dollar since May. The drop comes amid a slowdown in the country's economy. India's troubles are mirrored in other emerging economies that drove global growth for the past decade. Zheng Huansong/Xinhua /Landov hide caption

itoggle caption Zheng Huansong/Xinhua /Landov

Camila DeSouza, a 17-year-old Brazilian, shops for shoes at a mall in Sunrise, Fla., on July 16, 2012. During their winter, Brazilians flock to the U.S., mainly to shop. Even with the cost of airfare figured in, many products are far cheaper in the U.S. than in Brazil. Charles Trainor Jr. /Miami Herald/MCT /Landov hide caption

itoggle caption Charles Trainor Jr. /Miami Herald/MCT /Landov