Belitz, Heike; Lejpras, Anna; Priem, Maximilian - In: DIW weekly report : economy, politics, science : a … 9 (2019) 35/36, pp. 313-321
More than one in four patents that major German companies apply for is based on inventions from their research laboratories abroad. In three quarters of the cases, the companies have focused on technologies in which they are very strong at home. Therefore, to a great extent the technological...