08/31/2010 05:12 am ET | Updated May 25, 2011

The G-20's China Bet: Simon Johnson

The G-20 is betting that China can keep its growth high enough to sustain the global economy while also not getting drawn into some sort of bubble -- particularly one that would involve big Western banks. Given the nature of China and the volatility of global capital flows -- international investors love you without limit, until the moment they leave you -- this is quite a bet.