BUSINESS sentiment, forecasts, confidence, optimism - for decades, it has been common for low single-figure per cent GDP growth forecasts to conflict with corporate earnings estimates in the teens. There are many reasons for this perennial gulf, but most agree that belief in success is crucial to achieving the best possible big-picture result. The UK government insists there is all to play for post-Brexit. Cool Britannia 2.0 looms as we redefine our position on the world stage.