http://www.helium.com/knowledge/88681-public-opinion-the-media-and-their-influence-on-public-policy.xml Helium.com > Political & Economic Theory > Public opinion, the media and their influence on public policy en-us Copyright Helium.com Mon, 02 Jun 2008 19:44:21 GMT Mon, 02 Jun 2008 19:44:21 GMT