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.

KKB 41: The air for the economic upswing in Germany is getting thinner. We expect German GDP to grow by 2.5 percent this year and by 2.3 percent in 2019 after an increase of 2.2 percent in 2017.

KKB 44: The strong economic upswing in Germany has taken a break. For the current year, we revise our GDP growth forecast down by 0.5 percentage points

Kiel Policy Brief No. 90: According to the authors, improving institutions to stimulate entrepreneurial action and investment is the key for prosperity and growth in Greece.

KKB 15: Global growth has slowed down recently. While the world economy should gradually regain pace over the coming quarters, overall growth momentum is expect

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

KKB 55: Despite a temporary pick-up in world production at the start of the year, growth will continue to moderate amid a further deterioration in economic sentiment and elevated levels of uncertainty.