KBW 19: Measures of potential output and the output gap are of great importance for policy-makers who need to assess the cyclical position of the economy and its productive capacity.

Kiel Policy Brief Special Corona-Update 3: Over the past months, the Covid-19 pandemic has progressively affected economic activity globally, including in Germany.

KKB 38: The German economy is running at full steam. Economic activity has further accelerated in the current year and leading indicators suggest that the rapid pace of expansion will continue in the coming year.

KBW 32: The buzzword "big data" is used to describe new and unconventional data sources that differ from standard business statistics.