Cheers (season 9) waitress Carla, bar tender Woody Boyd and manager Rebecca Howe work at the bar and deal with the patrons of the bar Norm Peterson, Cliff Clavin and Frasier Crane. The sitcom was the involved in the NBC Thursday night slot. <onlyinclude></onlyinclude> Cheers (season 9) The ninth season of "Cheers", an American television sitcom, originally aired on NBC in the United States between September 20, 1990, and May 3, 1991. The show was created by director James Burrows and writers Glen and Les Charles under production team Charles Burrows Charles Productions, in association with Paramount Television. Cheers is an award-winning sitcom
Norm of reciprocity Norm of reciprocity The norm of reciprocity requires that we repay in kind what another has done for us. It can be understood as the expectation that people will respond favorably to each other by returning benefits for benefits, and responding with either indifference or hostility to harms. The social norm of reciprocity often takes different forms in different areas of social life, or in different societies. All of them, however, are distinct from related ideas such as gratitude, the Golden Rule, or mutual goodwill. See reciprocity (social and political philosophy) for an analysis of the concepts involved. The norm