The head of Germany's auto-lobby group VDA, Bernhard Mattes, has unexpectedly resigned as its prestigious Frankfurt motor show opened to the public. Mattes will go at the end of the year after being in post only 12-months but it has been a very tough time for the German car industry and this year’s show saw over 30 brands including Toyota, PSA, Volvo and Ferrari ignore it, leading to the VDA … [Read more...]