How bad is the trade war? This week will provide some clues

London (CNN Business)1. State of play: The trade fight between the United States and China is getting worse. This week, investors could get a reality check on what that means for economies and companies. “Looking ahead, the outlook for German exporters is clearly in the hands of the United States and China,” said Carsten Brzeski, ING’s chief economist in Germany. Industrial production and GDP growth for the eurozone will be published Wednesday. Big name corporate earnings could also shed light …