Tired of negative political campaigns? - Here's what you can do. Tips from the League of Women Voters. - http://www.cboss.com/lwv/politicalcampaigns.htm
Effectiveness of negative political advertising - Research paper indicating that poorer and younger voters are more receptive to negative ads than older and wealthier voters. - http://www.scripps.ohiou.edu/wjmcr/vol02/2-1a.HTM
Political advertising articles and papers - Extensive list of links at University of Iowa Communication Studies site. - http://www.uiowa.edu/~commstud/resources/pol_ads.html