For the purposes of his projection model, Johnson doesn't care whether China's Liu Xiang can beat Jason Richardson of the U.S. in the 110-meter hurdles, or if American gymnast Jordyn Wieber can beat back China's army of tiny tumblers.

WSJ: The U.S. Should Clobber the World in London

The States Step Up: Bruce Katz and Amy Liu of the Brookings Metropolitan Program discuss how states can deliver a new economy: In January, 37 state governors, many of them new, will take office facing daunting economic and budget challenges.

WHITEHOUSE: 12/17/2010 WH Urban Affairs Newsletter

"I'm not in America and I can't use it, " said Liu, who would not reveal the country in which he lives.

CNN: Code to unlock iPhone cracked

"With the launch of our global consumer Idea brand a year ago, we've shown the world that PC technology can be powerful and beautiful, " said Liu Jun, senior vice president and president, Consumer Business Group, Lenovo.

ENGADGET: Lenovo IdeaCentre A600 All-in-One Desktop unleashed

The fabric Jonathan Engel and Chang Liu have produced has a similar strength to nylon and can conduct electricity thanks to the way it is formed by interlocking rings and rectangles of about 500 microns in width.

CNN: Future dress code: Very smart

"Having the talent can be the difference between success and failure, " said Ben Liu, the Pocket Gems chief executive.

WSJ: Employers Grab Skilled-Worker Visas

"I hope he's OK, and I hope the proceedings can get under way as quickly as possible, " Mr. Liu said.

WSJ: Trial Tied to Liu Delayed

"They can continue to tap my cellphone if they want, " Mr. Liu said.

WSJ: New York City Comptroller Liu Defends Campaign