The publication of an upward revision of the French GDP during 2021 2nd quarter, from 0.9% to 1.1%, the confirmation of the 2021 growth forecasts between 5 and 6% as the coming back to the pre-Covid-19 crisis level of the jobseekers having no activity level has been welcomed with satisfaction and has been accompanied with definitely optimistic comments. It has been the same with the polls results about an improvement of business climate in several activities. But it is excessive because these data are based on figures largely influenced by “basic effects”. When you measure an evolution against ...