Yes. As a small wrinkle: the actual observed number of producers can be small, but the market still be competitive. See https://en.wikipedia.org/wiki/Contesta

Yes. As a small wrinkle: the actual observed number of producers can be small, but the market still be competitive. See https://en.wikipedia.org/wiki/Contestable_market https://en.wikipedia.org/wiki/Contestable_market for one case: when potential suppliers are waiting on the sidelines.