Chapter 11 – Monopolistic Competition and Oligopoly (+ Appendix)
207. If three or four homogeneous oligopolists collude, the resulting price and production
outcomes will be similar to those of pure monopoly.
208. All other things equal, the larger the number of firms in an oligopolistic industry, the
more difficult it is for those firms to collude.
209. Generally speaking, oligopolistic industries producing raw materials and semifinished
goods usually offer differentiated products, while oligopolists producing consumer goods
usually offer standardized products.
210. Two industries that have the same 4-firm concentration ratio can have significantly
different Herfindahl indexes.