Here's some excellent testimony from the agricultural sector about the value of libraries.
With the help of free Internet in the local library, a village in Ukraine has doubled its tomato production. The featured library received computer equipment and training through the Library Electronic Access Project administered by the U.S. Embassy in Ukraine. This video was created for the launch of the Bibliomist Global Libraries program, funded by the Bill & Melinda Gates Foundation and implemented by IREX.
Here's more about IREX and the Bibliomist project.