The 'cash for clunkers' program was a big success in part because it gave people the sense that the economy was moving. Cass Sunstein bigcashclunkers Change image and share on social
I think it's a very firm part of human nature that if you surround yourself with like-minded people, you'll end up thinking more extreme versions of what you thought before. Cass Sunstein endextremefirm Change image and share on social
