China overtakes Japan as the second biggest economy, US economy is still three times ahead of China. China will require another decade to be as big as US

Source Link: http://www.bbc.co.uk/news/business-12427321

World's 10 biggest economies

• US
• China
• Japan
• Germany
• France
• UK
• Italy
• Brazil
• Canada
• Russia

Source: IMF 2010

Countries with highest GDP per head of population

• 1. Qatar: $88,232
• 2. Luxembourg: $80,304
• 3. Singapore: $57,238
• 4. Norway: $52,238
• 5. Brunei: $47,200
• 6. US: $47,123
• ...
• 20. UK: $35,053
• 24. Japan: $33,828
• 93. China $7,518

Source: IMF estimates 2010, done on a purchasing power parity basis, which tries to reflect the cost of living