What Pittsburgh attraction provides $3 of economic output for every public dollar invested?
The Carnegie Library of Pittsburgh. If you find this factoid unlikely, it is because the research that discovered it received an astounding lack of attention.
In 2004, a study by Carnegie Mellon University's Center for Economic Development found that the library's 19 branches generated more than 700 jobs at the libraries and nearby businesses that library patrons visit....
The remainder of this op-ed can be found at pittsburgh.bizjournals.com (may require registration or payment on Pittsburgh Business Times Web site).