A woman considers trading self-baked bread for a pair of running shoes in downtown Buenos Aires on Feb. 20, 2002. Barter markets first sprang up around the country when Argentina's recession began in 1998. With one in six stores now closed, and nearly one-quarter of working Argentines out of a job, the country's non-money economy has become essential for many. photo credit: REUTERS/Enrique Marcarian Argentina Timeline - Trace this resource-rich country's rocky road to modernity. Globalization Photo Essay - Follow one telecom company's odyssey of global capitalism. Profits & Principles - How six global companies balance profits and principles. Interactive Atlas - Compare the world's haves and have-nots. Economic Survey - Size up China's economic muscle. Interactive Challenge - Test your knowledge of WTO-era China. Debate - What will the WTO mean for China?

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