Bumper Sticker Effect on Likelihood of Road Rage

From StatWiki

People who drive vehicles with bumper stickers are 15% more likely to give into road rage.

[edit] Source

Based on a study by a psychologist from Colorado State University published in the Journal of Applied Social Psychology. (A link to and/or more information about the study is needed.) An article entitled "Study: Bumper stickers a sign of aggressive drivers" on 9wsyr.com refers to the study.