This study on productivity trends in Germany covers a broad discussion of measurement problems (both conceptually and empirically), an comprehensive comparison of productivity patterns between different countries (on the aggregate level as well as on...

KBW 12: The trend decline of productivity growth in Germany is not due to a single cause but is the result of the interplay of multiple factors with time-varying relative importance.

Kiel Policy Brief No. 122: In their paper, the authors warn of a new trend towards autarky under the catchword of "technology sovereignty", which jeopardizes the benefits of globalization.