The liaison information is, by its nature, given by individual firms and organisations in confidence and hence cannot normally be made public, but I think most people would accept that restriction. So the decision process does not rely on a superior information set to that which the market possesses.
Indeed, it seems to me that, ideally, financial markets and other interested parties would understand our policy framework sufficiently well that, most of the time, the flow of data would be the main thing which shifts expectations about future policy moves.