Archive Data on Tire Manufacturers. All the data used in analyses in Steven Klepper and Kenneth L. Simons, "The Making of an Oligopoly: Firm Survival and Technological Change in the Evolution of the U.S. Tire Industry," Journal of Political Economy, vol. 108 no. 4, August 2000, pp. 728-760.
Archive Data on Radio and Television Manufacturers. All the data used in analyses in Steven Klepper and Kenneth L. Simons, "Dominance by Birthright: Entry of Prior Radio Producers and Competitive Ramifications in the U.S. Television Receiver Industry," Strategic Management Journal, vol. 21 no. 10-11, October-November 2000, pp. 997-1016.
License: not specified but strong implication is that data is openly available.