Kuka AG robotic arms operated on the body frame of a Porsche Panamera luxury automobile inside the Porsche Leipzig GmbH factory, a unit of Porsche AG, in Leipzig, Germany, on Thursday, Dec. 1, 2016. German business sentiment held at the highest level in more than two years in November, signaling that the recovery in Europe’s largest economy remains on track. Photographer: Krisztian Bocsi/Bloomberg via Getty Images