This paper presents new evidence on the formation of producer prices. The database combines a one-time survey that was conducted in June 2004 on a sample of 1,200 firms in manufacturing and time-series information on price adjustment of the same firms from a business-tendency survey. The share...

This paper looks into the 'fine print' of boosting for economic forecasting. By using German industrial production for the period from 1996 to 2014 and a data set consisting of 175 monthly indicators, we evaluate which indicators get selected by the boosting algorithm over time and four...