Bob Greene: A new study debuts a new questionnaire that they've developed. He says it shows correlations with other stuff to validate their questionnaire. The higher you are in greed, the more impulsive and materialistic he says. Greene: It's a pretty negative portrait of being dispositional greedy.
Who’s greedier — gamblers or casinos? What’s the difference between betting on sports and entering a charity raffle? And does Angela know the name of her city’s football team?
Take the Seven Deadly Sins survey: freakonomics.com/nsq-sins/