There used to be a blog titled "Oligopoly Watch" (looks like it's dead now) where they talked about two or more groups of companies dominating various market se

There used to be a blog titled "Oligopoly Watch" (looks like it's dead now) where they talked about two or more groups of companies dominating various market segments. So yeah, you can have way more than two companies indirectly colluding to fix prices and competition. I don't know if this is the greatest link, but here's a list of some current oligopolies: https://www.investopedia.com/ask/answers/121514/what-are-some-current-examples-oligopolies.asp https://www.investopedia.com/ask/answers/121514/what-are-som...