This article explains the purpose, reasons and size of revisions in German national accounts. It presents the results of the revision carried out in the summer of 2022 for the past four reporting years and describes special features, including those caused by the coronavirus pandemic.

In the transition periods between new technologies, marked setbacks in productivity growth are possible. Whereas new private goods are not fully visible in national accounts, often only their negative substitution effects turn up. If this is a market phenomenon, it should be reflected in weaker...