They are definitely outliers. There have been tests done which show an inverse correlation between the cost of a person's car and how likely they are to stop f

They are definitely outliers. There have been tests done which show an inverse correlation between the cost of a person's car and how likely they are to stop for pedestrians waiting at marked crossings. Just as an informal example. It is also extremely telling that the people who litter the most are young and rich. Rich people overwhelmingly care a lot less about people they consider to be beneath them.