PAIS International provides references to books, journal articles, government documents, and privately published research reports on almost any topic that has a public affairs dimension. It is international in coverage. Coverage begins with 1972 but the PAIS Archive extends coverage back to 1915.
Columbia International Affairs Online (CIAO) provides the full-text of working papers, occasional papers, conference proceedings, etc., produced by prominent research organizations in the field of international affairs. It also includes the table of contents of major international affairs journals.
OECD Statistics provides online access to all OECD's published data, irrespective of format. It includes the dynamic interactive databases, as well as the statistical annuals and periodicals in PDF format, and their related tables in XLS, PDF and HTML.