The Big Picture

“But this long-run is a misleading guide to current affairs. In the long-run, we are all dead. Economists set themselves too easy, too useless a task, if in tempestuous seasons they can only tell us, that when the storm is long past, the ocean is flat again” . John Maynard Keynes. And as we know, the long-run is made up of a series of short-runs, and there is always a danger that economists and macro strategists conflate the two. Two behavioural sins follow, which unsurprisingly are not mutually exclusive. The most common, particularly for hedge funds and traders, is the immediacy bias, where the focus is entirely on the short-term, and more significant trends go unnoticed. This behavioural sin is matched by the equally insidious “tunnel vision”, exclusive focus on the long term, or more generously, three or four moves into the future. Admittedly a sin that can ultimately be successful, providing the analysis is correct, but it can lead to wild swings in unrealised P&L and man...