“The European Union is the No. 1 U.S. trading partner. Nearly $475 billion in goods crossed between the regions in the first nine months of 2011. About 14 percent of revenue for the 500 biggest U.S. companies — roughly $1.3 trillion — comes from Europe.
The U.S. economy is especially vulnerable to the European crisis because it’s growing so weakly and facing other risks, such as weak hiring, stagnant pay, high energy costs, a wide trade deficit and potentially steep government spending cuts.
“It won’t take much to tip us into another recession,” said Sung Won Sohn, an economics professor at California State University, Channel Islands. “If Europe gets into any deeper trouble, it will take us and the rest of the world down, too.”" — Christopher S Rugaber, Jonathan Fahey and Michael Liedtke, Copyright 2011 The Associated Press, Copyright 2011 ABC News Internet Ventures