Cause for Monday's 8.5 percent drop in the Shanghai Composite Index remains a mystery.

Some of the same developing nations that performed well during the financial crisis may be laggards as the Fed cuts stimulus and interest rates rise.

Some of the same developing nations that performed well during the financial crisis may be laggards as the Fed cuts stimulus and interest rates rise.

Currency gains on speculation China will provide more stimulus.

Currency gains on speculation China will provide more stimulus.

Newspaper article on internationalizing the currency quotes PBOC official.