Private sector monopolies and duopolies are found in the media, television, telecommunications, and raw materials. His theories on monopolies and duopolies are still famous. Due to FCC ownership rules, Nexstar could not retain both duopolies. Tribune Broadcasting owned 39 television stations located in 33 markets (including eight duopolies). However, Quincy could not buy KXLT due to FCC rules governing duopolies. However, Quincy could not buy KXLT due to Federal Communications Commission (FCC) rules governing duopolies. After the Federal Communications Commission (FCC) started allowing duopolies in 2000, Belo bought KASW outright. In 2001, after the FCC allowed duopolies, Sinclair tried to acquire Glencairn outright. Both duopolies would become the "big two" industry dominators. The two stations became co-owned in 1999, after the FCC began to allow same-market duopolies. The two companies attempted to merge in 2001 after the FCC allowed duopolies. Fort Wayne has only six full-power stations, too few to allow duopolies in any case. However, the two duopolies maintain separate operations. This gave North Carolina two CW/MyNetworkTV duopolies, the other being WJZY/WMYT-TV in Charlotte.