One measure of the extent of competition in an industry is the concentration ratio. what level of concentration indicates that an industry is an oligopoly? most economists believe that a four-firm concentration ratio of ▼ greater less than nothing percent indicates that an industry is an oligopoly. (enter your response as an integer.)
One measure of the extent of competition in an industry is the concentration ratio. what level of concentration indicates that an industry is an oligopoly? Most economists believe that a four-firm concentration ratio of greater than 40 percent indicates that an industry is an oligopoly.
An oligopoly is a market where there is a small number of large sellers. They dominate their market but also have their own market structure where they are able to keep a lot of firms from having influence over them.
