An earlier version of this story carried a quote from CEO Paul Jacobs saying Qualcomm held $60 billion offshore. The correct number is $17 billion.

An earlier version of this article reported that Groupon's earnings excluding items were break-even on a per-share basis and that the company missed analysts' estimates. Groupon said earnings excluding items were 3 cents per shares.

An earlier version of this article stated that the passage of the medical marijuana referendum in Montana expanded the use of marijuana as a medicine. In fact, the referendum approved by voters confirms restrictions on medical marijuana.

A previous version of this slideshow included a picture of a bridge for Pennsylvania that is not located in that state.

An earlier version of this story misstated the "fiscal cliff" as a combination of tax cuts and spending hikes.

An earlier version of this story misstated the proportion of Paulson Advantage fund participants who were invested in those funds through gold shares.

An earlier version of this story said that a MetLife Mature Market Institute survey estimated that almost half of all baby boomers were retired. In fact, it is almost half of all boomers who are 65 and older.

The X-ray machines are not in use at Dallas-Fort Worth, Denver, Hartsfield-Jackson Atlanta, Las Vegas and San Francisco airports. A prior version of this story incorrectly stated they did.

An earlier version of this story said Microsoft beat expectations. In fact, based on the numbers analysts look at with Microsoft, the GAAP numbers, the results missed expectations.

An earlier version of this story suggested that Alabama A&M University and the College of Mount St. Joseph held the highest average debt. This has been changed to reflect that both schools are among those with the highest average debt.