Answers

Here is a selection of databases that include public opinion research or data sets:

• Inter-University Consortium for Political and Social Research - ICPSR is an international consortium of more than 750 academic institutions and research organizations that maintains a large data archive in education, aging, criminal justice, substance abuse, terrorism, and other fields.
• Latin American Public Opinion Project (LAPOP) - Vanderbilt University's survey research database includes national surveys, impact evaluation studies, and reports on attitudes, behaviors and experiences from more than 35 countries in the Americas, as well as the AmericasBarometer survey of democratic public opinion and many academic studies.
• Roper iPoll - The Roper Center for Public Opinion Research is the world’s leading archive of public opinion survey data. The archive collection includes hundreds of thousands of questions and tens of thousands of individual-level datasets, covering national and international trends in political, financial, and social issues.
  To access the resource content, use the “Log In” on the top right to select University of Texas at Dallas and complete the Net-ID single sign-on.
• Social Issues Powersearch - This database provides full text for thousands of publications including public opinion polls from multiple sociological, political science, and public policy databases in a single search. Topics covered: Aging,alcohol, computers, crime, drugs, education, energy, ethics, family, health, human rights, multiculturalism, national debate, people, religion, sports, women, work, world affairs, etc.
• Statistical Insight - This database contains statistics from government publications and agencies, private sources, and international organizations. As part of the private sources, researchers can access polling data from organizations such as Ipsos, AP (Associate Press), and the NCAA (National Collegiate Athletic Association).   

You may also add keywords like "public opinion" or survey or poll to your topic searches in the Articles & More search in order to find articles, journals, or data sets with information targeted to your research needs.