Here is a recap of the top news items from this week on Wall Street:

1. Late Friday, General Motors (NYSE: GM) officials confirmed that its UAW-represented employees have ratified the modifications to the GM-UAW 2007 National Labor Agreement. Despite this development, market players are still expecting GM to file for bankruptcy either this weekend or by Monday. Sources have indicated that the government will hold a 72.5% stake in the “new GM”.

2. The so-called yield curve rose to a record 2.75% this week, indicating investor concerns related to rising levels of U.S. debt. The yield curve, which plots yields