Here's a thought: perhaps they're all rude because they're rich college students, which usually implies that they grew up in a wealthy family and certainly didn

Here's a thought: perhaps they're all rude because they're rich college students, which usually implies that they grew up in a wealthy family and certainly didn't become wealthy on their own. The researchers should have studied their parents. This article should be titled: "Want to come from a wealthy family? It's about being rude to people." Which obviously makes no sense, but then, neither does the article.