The Commerce Department is now including creations in arts and entertainments industries -- such as books, music, and movies -- to calculate the nation's GDP. Using this formula, the GDP actually grew 2.8 percent last year, not the 2.2 percent that was originally reported. Anthony Mason reports.
CBS Evening News: "Arts and entertainment now part of GDP act" (July 31, 2013; archived version via the Internet Archive Wayback Machine)