Question/Comment: Maybe 10 years ago I heard that cash was the costliest payment to exchange or process by a retailer. Also credit was costlier than debit for a retailer to have processed by a bank. Lately, I've heard just the…

Question/Comment: My accountant told me the government’s gift of money for taxpayers (to help stimulate the economy?) is actually a loan that most middle/upper income citizens will have to repay within a year. Paul Solman: America spends more than…