PAIS Index This link opens in a new windowA major database for political science. PAIS International offers access to the international literature in public affairs, public and social policies, and international relations. It is an important index for its coverage of government documents, publications of international agencies, statistical directories, grey literature, research reports, conference reports, microfiche, and Internet material, as well as journal articles, books and articles in books from more than 120 countries worldwide. PAIS is published by the Public Affairs Information Service.