First, while it is important to get it right, this goal must be balanced with the costs imposed by delay. Lending decisions and funding plans today are shaped by perceptions of business conditions in the future, and those conditions include the details of the final regulatory capital framework.
If this makes central bankers seem overly preoccupied with downside risks, and seem gloomy to you, then take heart – we are just doing our job. BIS central bankers’ speeches  5