The euphoria was thanks to Beijing's big-bang stimulus announcement, that showed urgency and concerted commitment to boost China's ailing economy.

China’s problems run deep, and the latest measures look to some experts like previous moves that haven’t worked.

World shares have surged following reports that China plans to spend billions of dollars to help rebuild the capital of state-run banks and provide other fiscal support for the economy.

Indexes rallied Thursday amid a surprise fall in jobless claims and promises from China to further invigorate the country's sluggish economy.

A move like that is scary to chase, especially in a market as volatile as China’s, where the merest suggestion of regulatory scrutiny or lack of monetary stimulus could reverse things in a hurry. Then there are the warnings about the lack of oomph the stimulus measures are expected to provide.

A brief China-led rally has faded, leaving shares in Europe and Asia mixed after a strong start that extended overnight gains on Wall Street. U.S. futures and oil prices were

Shares rallied again in Asia on Thursday following reports that China plans to spend billions of dollars to help rebuild the capital of state-run banks.