Forecasting is a difficult art. Yet, in economy, it is one of the main centers of interest. But the exercise is a little distorted. An optimism excess may incite the economic agents to take decisions whose consequences would be heavy if the expectations are not fulfilled. To the opposite, good surprises quickly make forgotten the pessimistic statements and the credibility of their authors are not affected by that. 2022, as the two previous years, has known an unprecedent succession of events since the second world war having heavy economic repercussions. They were, due to their nature, impossible to predict as ...