1. Bara, J. (2001) ‘Tracking estimates of public opinion and party policy intentions in Britain and the USA’ in Michael Laver (ed.) Estimating the Policy Positions of Political Actors, London: Routledge.
2. Bauer, R. A., de Sola Pool, I., & Dexter L. A. (1963) American Business and Public
3. Policy: The Politics of Foreign Trade, New York: Aldine-Atherton.
4. Baumgartner, F., & Jones, B. D. (1993) Agendas and Instability in American Politics,Chicago: University of Chicago Press.
5. Bélanger, É., & Pétry, F. (2005) ‘The Rational Public? A Canadian Test of the Page and Shapiro Argument’, International Journal of Public Opinion Research 17:190-212.