*Political Science*

Northwestern University maintains these pages listing intergovernmental organizations.

Includes a directory of organizations

From the World Association of Non-Governmental Organizations

Maintained by the Harvard Kennedy School

Based on the rankings in the Global Go to Think Tank report.

AEI is a conservative American think tank whose stated mission is "to defend the principles and improve the institutions of American freedom and democratic capitalism". Find books and research reports by policy area.

An American think tank that conducts research and education in economics, metropolitan policy, governance, foreign policy, and global economy and development. Browse publications by topic or content type.

Search Council on Foreign Relations (CFR) publications on foreign policy around the world.

Provides fulltext access to development resources from NGOs and IGOs.

An American public policy think tank located at Stanford University, focused on "representative government, private enterprise, peace, personal freedom, and the safeguards of the American system". Browse and download publications by type.

Pew Research Center is a think think that conducts public opinion polling and other social science research. Their Pew Global section contains research with an international focus. Several of the Publications sub-topics include a Question Search, and downloadable datasets.

Provides digital access to public policy research from think tanks and NGOs

Rand Corporation is a nonprofit global policy think tank, originally formed to advise the U.S. Armed Forces on defense issues, their work has expanded to cover non-defense topics as well. Search for and download published research reports, 1946-present.

Combined search for the World Bank's publication repositories. The Open Knowledge Repository and Documents & Reports have open access to full text. The eLibrary is restricted-access, but many of the titles here will be found in Tripod as print books or e-books.