The William Volker Fund was as a charitable foundation that promoted free-market and liberatarian economics. This collection documents the activities of the organization through their publications, administrative files, and files on the National Book Foundation. It forms part of the Economists' Papers Archive.

This collection contains reports and surveys commissioned by the Fund regarding education and health; sourcebooks on education resources and conferences; National Book Foundation files; and other miscellaneous material, including a Fund office manual and board meeting reports.