We use hand-collected data on a sample of German public firms during 2011-2014 to show that firms use currency derivatives more often when they export or import, and especially when exchange-rate fluctuations are larger, but to a lesser extent when having high export and import shares...

This paper uses information on more than 160 million export and import transactions by German firms from 2009 to 2012 to document the decisive role of multi-market traders that are active on many foreign markets, where a market is defined as a combination of a good traded and a country traded...