By Brian Alexander for MSNBC
Psychologist and social scientist Dacher Keltner says the rich really are different, and not in a good way: Their life experience makes them less empathetic, less altruistic, and generally more selfish.
In fact, he says, the philosophical battle over economics, taxes, debt ceilings and defaults that are now roiling the stock market is partly rooted in an upper class "ideology of self-interest."
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