The supply-side equivalent of monopsonistic competition is [[monopolistic competition]], in which a market is dominated by a relatively large number of sellers who produce differentiated products. Firms who operate in a monopolistically competitive way in an ouput [[market]] tend to operate in a monopsonistically competitive way in input or [[factor markets]]. | The supply-side equivalent of monopsonistic competition is [[monopolistic competition]], in which a market is dominated by a relatively large number of sellers who produce differentiated products. Firms who operate in a monopolistically competitive way in an ouput [[market]] tend to operate in a monopsonistically competitive way in input or [[factor markets]]. |