No end to bank yield fairytale DON'T be surprised if National Australia Bank top brass are taking magic lessons ahead of the bank's half-year results on Thursday: they will need to pull a dividend rabbit out of the hat to match soaring expectations. Westpac (WBC, $33.55) yesterday trumped ANZ Bank's 11 per cent dividend increase with a 5 per cent rise in its ordinary payout and, to everyone's surprise, a 10c special payout.