1. who study the effects of cartelization in the coal mining industry. For a short review of the related literature, see Donges;12 The members include the well-known US company General Electric as well as the German companies AEG, Siemens and Deutsche Gasgl�hlicht AG; see Pahlow,2006
2. for example, describes the technological rise of the German chemical industry. 16 Streb et al. (2006) consider the long-lived patents to be the most valuable because an annually increasing renewal fee caused most inventors to abandon their low-yield patents after only a few years. Streb (2016) explains various methods for identifying valuable patents. High-value patents were concentrated in certain technologies (chemistry, electrical engineering, scientific instruments) and particularly innovative companies;/ Scott,2003
3. Are Mega-Mergers Anticompetitive? Evidence from the First Great Merger Wave;References Banerjee;RAND Journal of Economics,1998
4. The First Patent Litigation Explosion;Christopher Beauchamp;Yale Law Journal,2016
5. Did Antitrust Policy Cause the Great Merger Wave?;George Bittlingmayer;Journal of Law and Economics,1985