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...

There is evidence that better performing firms tend to enter international markets. Internationally active firms are larger, more productive, and pay higher wages than other firms in the same industry. Positive performance effects of engaging in international activity are found especially in...