[stevewilhelm]

Those making more than $100,000 give less (proportionally) of their discretionary income than the middle class. [1][2]

"as wealth increases, people become more insulated, less likely to engage with others, and less sensitive to the suffering of others."

[1] http://www.cnbc.com/id/48725147 [2] http://philanthropy.com/article/Rich-Enclaves-Are-Not-as/133...