National Arts Index: New index measures arts, entertainment - latimes.com

National Arts Index: New index measures arts, entertainment - latimes.com: "Billed as 'the largest data set ever assembled describing arts and culture in America,' the National Arts Index released Monday by the advocacy group Americans for the Arts aims to capture in a single number how the arts and entertainment sector has been doing -- much as the Dow Jones and S&P indices do for stocks. The news is not good."