Part of HeinOnline Academic, this database covers civil rights in the United States. It includes hearings and committee prints, legislative histories on the landmark legislations, CRS and GAO reports, briefs from major Supreme Court cases, publications from the Commission on Civil Rights, a curated list of scholarly articles & books on many civil rights topics, and a list of prominent civil rights organizations.
JSTOR contains articles and books, usually at least 3-5 years old, from scholarly sources. They also have some primary resource collections. For more recent material, use Discover@UMSL or other individual databases.
Working papers published by the National Bureau of Economic Research