Competitive Impact Statement : U.S. V. Microsoft Corporationjustice.gov. ”Beginning in 1988, and continuing until July 15, 1994, Microsoft induced many OEMs to execute anticompetitive "per processor" licenses. Under a per processor license, an OEM pays Microsoft a royalty for each computer it sells containing a particular microprocessor, whether the OEM sells the computer with a Microsoft operating system or a non-Microsoft operating system.” Viitattu 24.9.2020. (englanniksi)