In a reminder of investor views regarding the credit merits of banks when compared with snake oil salesman, Coca-Cola Amatil yesterday sold $125 million of five-year fixed rate debt at a yield of 4.9 per cent, or more than 100 basis points less than Commonwealth Bank agreed to pay on a secured, or "covered", five-year bond this week.ANZ led the sale of the CCA debt.Coca-Cola Amatil has sold term debt at yields below bank paper in the past, as many global companies now do in the context of fragile funding markets for banks.