The opening paragraph has a major blunder: > The US - a country with 5x more people and 8x higher GDP Who cares about "8x higher GDP"? China has the worl

The opening paragraph has a major blunder: > The US - a country with 5x more people and 8x higher GDP Who cares about "8x higher GDP"? China has the world's second largest GDP and the world isn't clamoring to move there. Why? Because GDP per capita is still low, compared to many other countries. Finally, median income is a much better number to use when comparing countries.