Well there is also this theory that people saving their money are actually giving a gift to the economy. They gave something they received money for in return,

Well there is also this theory that people saving their money are actually giving a gift to the economy. They gave something they received money for in return, if they don't spend that money they basically sold their goods for free. See www.slate.com/articles/life/holidays/2004/12/what_i_like_about_scrooge.html I suspect few rich people keep their riches in cash.